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HOUSING INVESTMENT IN DEVELOPING COUNTRIES: THE CASE OF KOREA By Je—Hoon Lee A DISSERTATION Submitted to Michigan State University in partial fulfillment of the requirements for the degree of treaties » ‘ ~. ' M to SAMWOFPHIWHY‘ ‘ I _-, ‘ ~‘I‘ J n '3‘.» . H'nvcwjr .i‘fw 'i ~ A ; ' ' " '1'" .-‘=-‘ZT."i: as: he ’ .mflim 0" :l'wk‘ggfismnftsqs In? {mtg - 31.1“.»4‘133‘3' confide! 1995 ABSTRACT HOUSING INVESTMENT IN DEVELOPING COUNTRIES: THE CASE OF KOREA By Je-Hoon Lee The main contribution by this dissertation is the addition of macroeconomic and political context to empirical analysis and interpretation of housing investment in developing countries. An additional contribution is systematic analysis and description of housing policy in Korea as a case study. The example of Korea allows us to examine the results of forty years of housing investment in a country in its middle stage of development. An assessment of Korea’s present housing situation reveals housing investment to be inadequate and this has caused distortions in the housing market, thereby lowering the consumption of housing services in a market faced with growing demand. A general review of housing theory discloses that more and better housing is used as a solution to societal stress, and that state intervention is justified in the provision of housing. However, although existing models for housing investment are related to overall allocation of resources in a country, they failed to adequately consider macroeconomic factors. Korea’s macroeconomic plans are linked to housing conditions, development, and operation of housing plans based on policy, that has been organized through a series of five year plans. Central organizing structures of development have a strong impact on private sector housing investment, and also strong linkages with the macroeconomy. Both of these circumstances indicate a significant impact on the general components of the Korean housing market. New predictive models developed in this dissertation, which define the determinants of residential construction investment, reveal a statistically significant effect on housing sector. These results are made more meaningful by adding international, domestic, and institutional variables to the context in which housing policy was formulated. Analysis shows a statistically significant relationship between historical patterns of investment in housing sector and the structure of Korea’s total investment. Based on theoretical framework, factor analysis, Pearson Correlation Analysis, and stepwise regression analysis are used to select variables. Regression models using time-series data from Korea covering the period of 1953-1993 are estimated to establish the empirical relationships. Results show that housing investment in Korea is statistically explained by levels of income, military spending, political stability, housing policy, foreign affairs, and global context of finance. © Copyright by Je-Hoon Lee 1995 . i "I n' 1.3-. ' . -~ '- i hit ass.‘ I film: ', CMITF1LLZ.. ’ toe in m.- . dedicawd to mYPmntS. wifeandson “I?“ IN iIIV'II ‘ v‘ MUM” it x'Ir‘e. n.“ l; -- in and an! 0‘ ,1... ., \ . _ M '. W 33119:] - ‘1! -n r'r '--‘ .‘lhr- 79' .mfi, t (59“. . _-' v.-'. ACKNOWLEDGMENTS I owe a great debt of gratitude to many people for their encouragement and help with this dissertation. Many thanks and gratitude to my dissertation committee members, Professors Roger Hamlin, Gill-Chin Lim, Mary Ann Kniseley, Kenneth Verburg, and Richard Hula for their assistance and invaluable comments during the preparation of this dissertation. I should express my appreciation to Professor Roger Hamlin, my dissertation chairman, for his kindness, sincerity, and wit all the time. He has supported me in many ways. I am deeply obliged to academic mentor Gill-Chin Lim, Dean of International Studies and Programs, for his continuous enlightening ideas, and scholarly guidance. This fact enabled me to complete this research. I am deeply indebted to Professor Mary Ann Kniseley who freely gave of her time to guide me to conceptualize ideas and their logical connections through the research process. In addition to meticulously reviewing the thesis, Professor Kenneth Verburg taught me valuable lessons in and out of the classroom. Professor Richard Hula made precious criticism that enriched the study. I take this opportunity also thank the faculty of Urban Planning. I cannot forget their useful advice and challenges. I particularly appreciate Prof. Rene Hinojosa, and Prof. Patrick McGovern for their useful advice and challenges in my work. I want to thank Carl Goldschmidth for his comments on early drafts of this work. Several vi professors took time to discuss ideas with me. I especially want to thank Dr. Bruce Pigozzi, Dr. Jon Burley, Dr. loo An Kwon and Yeong Sik Chae, who advised me in the statistical field, for their thoughtful suggestions. I would like to extend my appreciation to my academic colleagues for their encouragement and help. Particularly I am grateful to Dr. Hong Koo Yuh, Dr. Man- Hyung Lee, Mr. Tae-Yul Lee, and Chung Won Suh for their enthusiastic help in collecting data. My thanks also go to my colleagues and friends Mike Miller, Shelley LeMahieu, Sandy Holy, and Grace Plaza de Meza at International Studies and Programs. My best thanks must go to my parents, parents-in—law and my wife, Mi-Young for their invaluable support and love. Without their help, this work could never have been completed. vii TABLE OF CONTENTS LIST OF TABLES ................................................................................ VIII LIST OF FIGURES ................................................................................ XII LIST OF ABBREVIATION ..................................................................... XVI CHAPTER ONE: INTRODUCTION ............................................................ 1 1. OVERVIEW OF THE STUDY ....................................................................... 1 2. STATEMENT OF THE PROBLEM .................................................................. 5 3. OBJECTIVES OF THE STUDY ...................................................................... 6 4. METHODOLOGY ................................................................................... 7 5. SCOPE OE THE STUDY ............................................................................. 8 6. RESEARCH CONTEXT ............................................................................. 9 CHAPTER TWO: GENERAL THEORETICAL FRAMEWORK AND LITERATURE REVIEW OF HOUSING THEORIES .......................................................... l4 1. INTRODUCTION ................................................................................... 14 2. DEBATE ON THE ROLE OF GOVERNMENT AND ITS INTERVENTION IN THE HOUSING SECTOR ................................................................................................ 14 3. RELEVANT THEORIES ON HOUSING INTERVENTION IN THE HOUSING MARKET ......... 18 3-1. State Intervention ........................................................................... 19 4. THE GENERAL THEORIES oN HOUSING INVESTMENT IN RELATION TO NATIONAL DEVELOPMENT ....................................................................................... 25 viii CHAPTER THREE: EXISTING HOUSING INVESTMENT MODELS ................ 30 1. INTRODUCTION ................................................................................... 3O 2. EXISTING MODELS IN HOUSING INVESTMENTS AND POINTS OF DEPARTURE ........... 31 2—1. Burns and Grebler’s Model: Theoretical Model ..................................... 31 2-2. Renaud’s Model: A Model for A Single Country ................................... 35 2-3. Annez and Wheaton’s Model: A Cross—National Context ......................... 38 2-4. Chang and Linneman’s Model: A Cross—National Context ........................ 40 2-5. Lim and Lee’s Model: A Model for A Socialist Country .......................... 41 3. PREVIOUS STUDIES OF URBAN HOUSING IN KOREA ......................................... 41 3—1. Housing Policy Studies in Korea ....................................................... 42 3-2. Housing Market Studies in Korea ...................................................... 43 CHAPTER FOUR: BACKGROUND OF HOUSING MARKET: DIMENSIONS AND PATTERNS OF HOUSING DEVELOPMENT ............................................... 48 1. iNTRODUCTION ................................................................................... 48 2. OVERVIEW OF NATIONAL CONTEXT OF KOREAN HOUSING ................................ 48 2-1. Historical Background .................................................................... 49 2-2. Land ......................................................................................... 50 2-3. Economy .................................................................................... 51 2-4. Urbanization ............................................................................... 54 2-5. Income Distribution ....................................................................... 55 3. OVERALL HOUSING CONDITIONS .............................................................. 56 3-1. Housing Supply ............................................................................ 56 3-2. Physical Housing Conditions ............................................................ 59 3-3. Housing Occupancy and Tenure ........................................................ 60 3-4. Housing Prices and Affordability ...................................................... 62 4. HOUSING INSTITUTIONS ......................................................................... 65 5. HOUSING FINANCE ............................................................................... 67 6. HOUSING PROGRAM .............................................................................. 70 7. GENERAL HOUSING POLICY ISSUES AND EVOLUIION OF HOUSING POLICIES ........... 74 7-1. Summary of Korean Housing Policy .................................................. 75 8. HOUSING ISSUES AND PROBLEMS .............................................................. 96 CHAPTER FIVE: MODELS OF HOUSING INVESTMENT 1N KOREA .............. 99 1. INTRODUCTION ................................................................................... 99 2. RESEARCH DESIGN ............................................................................... 99 2-1. Theoretical Rationale ...................................................................... 99 2-2. Conceptual Model Structure ............................................................ 105 2—3. Formulation of Hypotheses, Variables and Models of Analysis ................. 110 3. PATTERNS OF HOUSING INVESTMENT AND FLUCTUATIONS .............................. 115 3-1. The Level of Housing Investment and Fluctuations ............................... 115 3-2. The Share of Housing Investment and Fluctuations ............................... 119 CHAPTER SIX: TESTING MODELS OF HOUSING INVESTMENT IN KOREA 127 1. INTRODUCTION ................................................................................. 127 2. DATA DESCRIPTION AND DATA COLLECTION ............................................. 128 2-1. Correlation Analysis ..................................................................... 130 3. FACTOR ANALYSIS AND FACTOR MATRIX .................................................. 139 3—1. Orthogonal Rotation with the Varimax Criterion .................................. 141 4. EMPIRICAL RESULTS AND INTERPRETATION ............................................... 151 4-1. Housing Investment Share Models ................................................... 152 4-2. Housing Construction Area Models ................................................. 172 CHAPTER SEVEN: CONCLUSION AND FUTURE DIRECTIONS ................. 178 1. INTRODUCTION ................................................................................. 178 2. SUMMARY OF FINDINGS ...................................................................... 178 3. LIMITATIONS OF THE STUDY ................................................................. 181 4. RECOMMENDATIONS FOR FURTHER RESEARCH ........................................... 183 5. THE APPLICATION OF THE THEORETICAL BASIS To THE KEY HOUSING PROBLEMS 184 6. POLICY REORIENTATION AND POLICY RECOMMENDATION ............................. 185 BIBLIOGRAPHY ................................................................................. 187 APPENDDI 1. LIST OF VARIABLES ........................................................... 205 APPENDIX 11. SITE OF NEW TOWNS AROUND SEOUL ..................................... 208 APPENDIX III. LIST OF SAMPLE NATIONS IN MODEL .................................... 209 APPENDIX IV. GLOSSARY .................................................................... 210 APPENDIX V. VARIABLES FOR TIMES-SERIES ANALYSIS ....................... 211 APPENDIX VI. EXCHANGE RATES, WEIGHT, AND MEASURES ......................... 219 xi LIST OF TABLES TABLE 1 REGRESSION ANALYSIS OF BURNS AND GREBLER'S MODEL ...................... 34 TABLE 2 REGRESSION ANALYSIS OF RENAUD'S MODEL ....................................... 36 TABLE 3 SHARE OF HOUSING IN TOTAL OUTPUT (SHTO): KOREA COMPARED To BURNS- GREBLER SAMPLE ............................................................................. 37 TABLE 4 RENAUD'S ESTIMATED REGRESSION EQUATIONS (EFFECTS OF DEMOGRAPHIC VARIABLES) .................................................................................... 38 TABLE 5 SUMMARY OF PREVIOUS HOUSING MARKET STUDIES IN KOREA ................ 46 TABLE 6 SUMMARY OF PREVIOUS HOUSING STUDIES ......................................... 47 TABLE 7 INDICATORS OF TRADE AND FOREIGN DEBT ........................................ 5 3 TABLE 8 URBANIZATION .......................................................................... 55 TABLE 9 A SUMMARY OF THE KOREAN HOUSING STOCK CONDITIONS ..................... 57 TABLE 10 HOUSING SUPPLY BY YEAR ........................................................... 58 TABLE 11 HOUSING QUALITY TREND AND STATUS QUO ..................................... 59 TABLE 12 DISTRIBUTION OF HOUSEHOLDS BY TENURE ....................................... 61 TABLE 13 TRENDS IN HOUSING-RELATED ECONOMIC VARIABLES: 1974-1991 ........... 63 TABLE 14 HOUSING SUPPLY OF PUBLIC / SEMI-PUBLIC / PRIVATE SECTORS ............. 65 TABLE 15 THE CONDITIONS OF MORTGAGE LOAN ............................................ 70 TABLE 16 AGGREGATE INDEX OF THE HOUSING ACTIVITIES ................................ 71 TABLE 17 DWELLING CONSTRUCTION: PLANNED AND REALIZED BY INITIATION ........ 72 TABLE 18 HOUSING CONSTRUCTION PLAN: PLANNED AND RBALIZED: 1962-1992 ..... 73 TABLE 19 RESIDENTIAL CONSTRUCTION ACCOMPLISHMENTS: 1951-1961 ................ 77 xii TABLE 20 HOUSING POLICY GOAL IN HOUSING RELATED LAW .............................. 83 TABLE 21 HOUSING POLICY MEASURES ......................................................... 86 TABLE 22 THE Two—MILLION HOUSES PROGRAM ............................................. 89 TABLE 23 NEW TOWN DEVELOPMENT PLAN ................................................... 90 TABLE 24 HOUSING POLICIES IN ECONOMIC PLANS ............................................ 94 TABLE 25 MAJOR CHARACTERISTICS OF ECONOMIC DEVELOPMENT PLANS .............. 95 TABLE 26 VARIABLES FOR TIME-SERIES ANALYSIS ......................................... 113 TABLE 27 THE LEVEL OF HOUSING INVESTMENT ........................................... 1 16 TABLE 28 HOUSING INVESTMENT PER CAPITA .............................................. 118 TABLE 29 THE SHARE OF HOUSING INVESTMENT As A PERCENTAGE OF GNP ......... 120 TABLE 30 NEW HOUSING CONSTRUCTION .................................................... 122 TABLE 31 THE GROWTH RATE OF NEW HOUSING CONSTRUCTION ....................... 125 TABLE 32 DESCRIPTIVE STATISTICS ........................................................... 129 TABLE 33 CORRELATION MATRIX AMONG DEPENDENT VARIABLES ..................... 131 TABLE 34 CORRELATION MATRIX AMONG HOUSING INVESTMENT GROWTH PATTERNS135 TABLE 35 CORRELATION COEFFICIENT AMONG INDEPENDENT VARIABLES ............. 137 TABLE 36 SUMMARY OF MAJOR FACTORS AND VARIABLES ............................... 140 TABLE 37 FACTOR MATRIX: COMPONENT LOADINGS ...................................... 143 TABLE 38 FACTOR MATRIX: ROTATED LOADINGS .......................................... 144 TABLE 39 FACTOR 1,2 AND DETERMINANTS ................................................. 145 TABLE 40 FACTOR 3, 4 AND DETERMINANTS ................................................ 146 TABLE 41 FACTOR 5, 6 AND DETERMINANTS ................................................ 146 xiii TABLE 42 THE LEVEL OF HOUSING INVESTMENT EXPLAINED BY PRINCIPAL COMPONENT SCORES ........................................................................................ 147 TABLE 43 FACTOR SCORES BY TIME-SERIES ................................................. 149 TABLE 44 CLASSIFICATION OF HOUSING INVESTMENT MODELS .......................... 151 TABLE 45 THE HOUSING iNVESTMENT SHARE MODEL BY STEPWISE SELECTION ...... 153 TABLE 46 REGRESSION RESULTS: HOUSING INVESTMENT SHARE MODEL .............. 154 TABLE 47 TESTING: RELATIONSHIPS BETWEEN THE INDEPENDENT VARIABLES AND SOCIOECONOMIC VARIABLES .............................................................. 155 TABLE 48 TESTING: RELATIONSHIPS BETWEEN THE DEPENDENT VARIABLES AND DEMOGRAPHIC AND URBANIZATION VARIABLES ....................................... 156 TABLE 49 TESTING: RELATIONSHIPS BETWEEN THE DEPENDENT VARIABLES AND POLICY EFFECT .............................................................................. 157 TABLE 50 TESTING: RELATIONSHIPS BETWEEN THE DEPENDENT VARIABLES AND HOUSING CONDITIONS ...................................................................... 157 TABLE 51 TESTING: RELATIONSHIPS BETWEEN THE INDEPENDENT VARIABLES AND INSTITUTIONAL SETTINGS VARIABLES .................................................... 158 TABLE 52 TESTING: RELATIONSHIPS BETWEEN THE DEPENDENT VARIABLES AND GLOBAL AND FOREIGN AFFAIRS EFFECT ................................................ 159 TABLE 53 TESTING: RESULTS FROM STEPWISE REGRESSION ANALYSIS OF COMBINED MAIN EFFECT VARIABLES, ILLUSTRATING THE BEST EQUATION ..................... 160 TABLE 54 SYNTHESIS OF THE HYPOTHESES TESTING RESULTS OF REGRESSION ANALYSIsl61 xiv TABLE 55 NONLINEAR RELATIONSHIP BETWEEN THE SHARE OF HOUSING INVESTMENT (CONNP) AND GNP PER CAPIIA ........................................................ 162 TABLE 56 RELATIONSHIP BETWEEN THE SHARE OF HOUSING INVESTMENT (CONNP) AND DEMOGRAPHIC AND URBANIZATION VARIABLES ................................. 164 TABLE 57 RELATIONSHIP BETWEEN THE SHARE OF HOUSING INVESTMENT (CONNP) AND HOUSING CONDITIONS VARIABLES .................................................. 165 TABLE 58 RELATIONSHIP BETWEEN THE SHARE OF HOUSING INVESTMENT (CONNP) AND MILITARY SPENDING VARIABLES ................................................... 167 TABLE 59 RELATIONSHIP BETWEEN THE SHARE OF HOUSING INVESTMENT (CONNP) AND POLICY EFFECT VARIABLES .......................................................... 168 TABLE 60 RELATIONSHIP BETWEEN THE SHARE OF HOUSING INVESTMENT (CONNP) AND FINANCE VARIABLES .................................................................. 169 TABLE 61 SUMMARY OF COMPREHENSIVE HOUSING INVESTMENT SHARE MODELS 170 TABLE 62 ELASTICITIES AND BETA COEFFICIENTS, INVESTMENT ANALYSIS ............ 170 TABLE 63 THE HOUSING CONSTRUCTION AREA MODEL BY STEPWISE SELECTION 172 TABLE 64 BASIC REGRESSION EQUATION: THE RELATION BETWEEN PHAREA AND OTHER VARIABLES .......................................................................... 173 TABLE 65 HOUSING CONSTRUCTION MnnFI .. ......................... 174 TABLE 66 THE HOUSING INVESTMENT HOUSEHOLD MODEL BY STEPWISE SELECTION175 TABLE 67 BASIC REGRESSION EQUATION: THE RELATION BETWEEN HIHSH AND OTHER VARIABLES .............. . . ..................................... 176 TABLE 68 HOUSING INVESTMENT HOUSEHOLD MODEL .................................... 177 LIST OF FIGURES FIGURE 1 RESEARCH DESIGN ..................................................................... 13 FIGURE 2 THE NONLINEAR RELATIONSHIP BETWEEN SHARE OF HOUSING INVESTMENT AND GDP PER CAPITA ........................................................................ 33 FIGURE 3 GNP PER CAPITA (1970 CONSTANT PRICES) ....................................... 52 FIGURE 4 THE GROWTH RATES OF GNP PER CAPITA ......................................... 53 FIGURE 5 TRENDS IN HOUSING-RELATED ECONOMIC VARIABLES: 1974-1991 ............ 64 FIGURE 6 PUBLIC/PRIVATE CLASSIFICATION BY PARTICIPATION, FUND, AND TARGET GROUPS IN HOUSING SUPPLY ................................................................ 66 FIGURE 7 GRAPHICAL REPRESENTATION OF MODEL STRUCTURE ......................... 109 FIGURE 8 THE LEVEL OF REAL HOUSING INVESTMENT .................................... 1 17 FIGURE 9 HOUSING INVESTMENT PER CAPITA ............................................... 118 FIGURE 10 THE SHARE OF HOUSING INVESTMENT AS THE PERCENTAGE OF GNP ..... 121 FIGURE 11 NEW HOUSING CONSTRUCTION BUILDING PERMITS ........................... 123 FIGURE 12 THE GROWTH RATE OF NEW HOUSING PERMITS .............................. 126 FIGURE 13 THE RELATIONSHIPS AMONG HOUSING INVESTMENT PATTERNS BY NORMALIZED PLOTS ........................................................................ 134 FIGURE 15 FACTORS SCORES OF HOUSING INVESTMENT BY TIME-SERIES ................ 150 BOK CPI EPB GNP KHB KLDC KNHC M1 M2 LIST OF ABBREVIATIONS Bank of Korea Consumer price index Economic Planning Board gross national product Korea Development Bank Korea Housing Bank KOIea Land Development Corporation Korea National Housing Corporation narrow money supply (currency plus demand deposits of the deposit money banks) broad money supply (M1 plus time and savings deposits at the deposit money banks) Ministry of Home Affairs Ministry of Construction Ministry of Trade and Industry National Housing Fund the Newly Industrializing Countries CHAPTER ONE INTRODUCTION 1. Overview of the Study Urban housing problems are among the most severe issues confronting nations world wide. Both developed and developing countries presently lack sufficient and affordable housing. In market based societies, the profit motive directs builders toward high end products, while low profits derived from low cost housing discourage investment. Government subsidy to housing faces problems of sustainability and social stratification. While such issues are gaining global attention, there has been little systematic analysis and development of models to achieve answers. Those that have, emerged tend to limit their perspective to selected criteria without considering broader contextual issues affecting government from within and without. This dissertation empirically examines housing investment using Korea as a case study. Housing investment is one of the fundamental housing activity measurements at the macro level. It represents the magnitude of aggregate housing fluctuations and “reflects housing policies in the public and private sector” (Chang, 1986z4). It can be measured in terms of the total output of capital investment1 or dwelling unit production, ‘ Homing investmem includes “not only new construction but also capital spending on the alteration and modernintion of existing dwellings."(Burns and Grebler, 1986: 138) or that total as a percentage of gross domestic product2 (GDP) or gross national product3 (GNP). This measure represents the overall performance4 of a housing industry5 and housing production and is a useful tool of comparison between different periods and between countries. The research investigates a theoretical foundation by reviewing existing theories and literature concerned with housing investment with respect to overall allocation of resources in a country. This approach includes broader contextual variables such as level of income, military spending, political stability, housing policy effect, foreign affairs, and global context of finance. The example of Korea6 allows us to examine the results of housing investment in a country in its middle stage of development, a condition of many developing countries. An assessment of Korea’s present housing situation reveals housing investment to be inadequate and this has caused distortions in the housing market, thereby lowering the consumption of housing services in a market faced with growing demand. To identify problems of overall housing investment, the question of policy and related decision-making processes must be addressed. It is essential to take a 3 The gross domestic product is a “measure of total output in national income and product accounting”. It includes exports bu excludes imports. The gross national product takes account of the excess of imports over exports or the excess of exports over imports (Burns and Grebler, 1977: 45) 3 The gross national product is the aggregated value of all goods and services produced annually in the mtion. ‘ The yardstick for measuring the performance of the housing sector is shifted from the mimber of newly built units, the conventional standard, to residential investment. Because investmem in monetary calculation reflects quality changes and assessment the future of housing markets. 5 Housing irxlustry includes “all firms which share inthe receipts of expenditures for housing." (Shih, K. 1990:1) ‘ This dinettation deals exclusively with South Korea; I will use the term Korea in stead of South Korea. So, all refereneesto Koreainthethesis areto South Korea methodological approach that takes into account multidisciplinary and comprehensive relation to national policy and economic development. This approach needs to recognize a model for describing and predicting the cause-and-effect relations between economic growth and housing investment. We consider the interdependency of various components and aspects of the housing sector in the national economy as another determining factor associated with the functioning of complex housing policy backgrounds. Analysis of the role of the housing sector in economic development has been a controversial issue, because most housing studies in Korea to date are descriptions of general housing policies, analyzing housing supply and demand or, case studies of specific geographical areas. Few empirical analyses use rigorous analytical frameworks. In the area of housing investment, there is only one systematic empirical study7 which has the historical pattern of housing investment at the national context been observed in Korea. However, this study has limited its analytical tool. This fact led to the fact that current empirical knowledge far too inadequate to understand the nature of housing investment. To achieve the goal of understanding economic factors shaping the nature of housing investment and problems in Korea, this study incorporates into the investigation the determinants of housing investment at a large scale that previously attempted. It is at the national policy level. Housing policy was considered not as a separate issue but as one of many policies in national politics, and bureaucratic ' Renaud's study (1980), for more detail see Chapter Three structure. The scale of this approach takes in the international pressures and context applied by Korea’s economic integration in to a global market. By making explicit comparisons among different sectoral policies, the effect of competition among sectors and resulting impact on the housing sector is discernible. To comprehend the historical development of housing policies, this study follows the evolution of policies over time, identifying influences by political and economic transformations and resulting investment shifts for military, social welfare and environment. The effects of such influences are expected to emerge as interruptions, in continuities or fluctuations in housing policies. An interdisciplinary approach permits the combination of a broad range of qualitative and quantitative analyses associated with politics, economics, and planning. A broad survey of literature reveals qualitative inquiries are based sociohistorical interpretations, and documentation. For quantitative analysis, a new model based on historical data of housing investments was developed. It includes international comparisons where appropriate. The results gained by different disciplinary and analytical approaches are compared for consistency of observation. The relative significance of housing situations is determined by comparing the results of the Korea study with that of other countries to assess the reliability and usefulness of results. Finally, the observations yielded by this analysis have been brought together for policy recommendations. Through a comprehensive study the results are reinterpreted policy implications are suggested and some generalizations made. 2. Statement of the Problem Korea has shown substantial economic growth during the last three decades. In this regard, much scholarly attention (Brown, 1973; Cole and Park, 1983; Mason, 1980; Lim: 1991; Kuznets, 1988:11-45; Balassa, 1988:273—290; Chan, 1991:79-103) has been directed toward Korea as one of the Newly Industrializing Countries (NICs) to explore the nature and extent of this rapid growth. A careful survey of the current literature reveals that the development experience of Korea has been the foundation of theory building for economic growth.8 Yet Korea’s housing market conditions have remained unsatisfactory9 (Renaud, 1992). In contrast to the continued emphasis on economic development in the current literature, the role of the government housing sector is rarely discussed. This study is an effort to fill this gap of at least partially. In sum, this dissertation focuses on Korea's housing investment policy based on the following issues and research questions: 0 What are the current housing investment policies and problems? 0 How can we explain the determinants of housing investment? 0 How have urbanization and political and economic policies influenced housing conditions and policies? 0 What are the patterns of housing investment? 0 What housing policies should Korea consider in the future and what role should the government play? 0 What lessons can we learn from Korean housing investment experiences? ' Most studies have focused onthe “strong" and “developmental” state. However, recently a few studies try to find how the state changed as a result of developmem. For more detail see Kim, Bun Mee, 1992. ’ Renaud criticized restriction of housing fimnce by the government is the main reason for inefficiency of the Korean housing market. For more details see Kim. K. Y. 1988 and Lee. K. and Sohn. 1989. 3. Objectives of the Study The main objective of this study is to provide a comprehensive analytical framework for determining the causes of housing investment, fluctuations of housing investments and housing policy in Korea. This study is important not only because it clarifies trends and determinants of housing investment but also because it provides some insights into the housing development in developing countries. Political and economic factors are more difficult to define. Yet, in developing housing investment framework, they are the main features of housing in Korea over several distinctive periods since 1953. They have molded the greater investment policies, which have then affected housing. Therefore, it is essential to investigate the larger context and its effect on housing investment and policy development in Korea to if one is to create an effective analytical tool or predictive model. For the purposes of theoretical discussion, this study primarily reviews the theories on housing investment and their relationship to macroeconomy policy and government intervention in the housing sector. Moreover, housing investment models which represent empirical explanations can be derived from analysis of housing market and the linkage between housing spending and macroeconomics policies. More specifically, this study seeks to evaluate empirically the actual housing investment effects on economic development in Korea. This empirical housing investment analysis and its interpretation also describe and evaluate other experiences of NICs and China in order to understand housing policy and development in those countries. Few studies explain the housing problems in a developing countries by looking at the government’s policies on a macro level. In addition, this study attempts to investigate to inspect housing policies in a social- historical context, and to provide empirical evidence for the conceptual model by using economic and statistical analyses of Korean housing problem. The conceptual and empirical models could be used for other developing countries to test for generalization. 4. Methodology The key method of analysis is based on multiple regression analysis and time series analysis. The Pearson correlation analysis and factor analysis are used in conjunction with the Burns and Glebler model (BG), which is taken as starting point, and hereafter is referred to as BG Model. The BG model associates levels of housing investments with levels of economic development, levels of urbanization, and natural population growth. 86 analysis has the advantage of simplicity but lacks of a comprehensive scope that takes into account political and socioeconomical factors. Although its shortcomings were acknowledged, it is still worthwhile as a regression model to acquire a base analysis for this empirical work. From this point of departure, theories of government intervention in housing markets and correlation to macroeconomic policies are used to develop an improved model of housing investments. The new model considers the impacts of political-economic factors by examing the role of international, domestic, and institutional arrangements in housing policy formulation. The improved model takes into account current conditions of the Korean housing market and Korean housing policies and relates them to historical context. With this model we may address the question, How do macroeconomic policies and urbanization affect housing investment and to what extent may the pattern of housing investment undergo change? By developing theoretical and empirical models, the impacts of political- economic factors on housing investment in Korea have been tested. In addition, economic, political, and social variables affecting the level of total housing investment are investigated with respect to internal social structures and governmental formations that have influenced levels of housing investments by relying on the utility maximization model approach as a theoretical guideline. 5. Scope of the Study This study examines the housing policies, political, and economic development of Korea as well as the decision process supporting its housing policy for a relatively short but significant period from 1953 to 1993. During this period Korea has engaged in an aggressive program of national and international economic integration as an independent state. Korea is unique in many ways, not only in its historical background and in the impact of external influences on recent development, but also because, in spite of such peculiarities, Korea is a typical replication of Western-style economic and social development, seemingly fitting into the capitalistic development path of traditional developmental ideals. Most of all, Korea's intensive economic growth within such a short period provides a rare opportunity to study a full range of aspects of housing investment and housing policy development. Some scholars of past housing investment studies in developing countries (M. H. Lee, 1990, Renaud, 1990) have been concerned about the lack of valid and constant data for research. In the case of Korea, there are some difficulties finding data that relate to the proportion of informal housing, such as squatters and illegal constructions, which are not recorded in the housing investment accounts (Renaud, 1980). Such omissions can bias a time series study and this should be considered carefully. 6. Research Context This dissertation is divided into seven chapters. The Research Design Flow Chart in Figure 1 shows general research directions. Chapter Two is devoted to a general literature review of housing theories and discussion of urban housing studies in Korea with a view to housing intervention in l0 relation to economic development theories. Current housing investments theories are explained with a critique in terms of resource allocation and with notes concerning the main role of governmental in the housing market. The key of this review is to classify housing theories in relation to national economic development. 2 ZZ'E"EL'I MI! This chapter describes and verifies the reliability of existing housing investment models, including BG model and hypotheses. It focuses on the usefulness of these models for evaluating political development, economic policy, and urbanization, as they have influenced the historical development of housing policies in relation to economic development in developing countries. This chapter addresses three questions: What are the current housing investment policies and problems?, What housing policies should Korea consider in the future? and What lessons can we learn from the Korean experience? This chapter also investigates how Korea’s macroeconomic plans have been linked to housing conditions and to development and operation of housing plans. Korean housing policy issues are explained in the context of social and economic transformation, which provide a link between the macroeconomy and that of the general components of housing markets. Major housing problems are identified in relation to housing investment. 11 2 E' 'MII EEI 'L “I: Chapter Five answers three questions: How can we explain the determinants of housing investment? How have urbanization and political and economic policies influenced housing conditions and policies? and What are the patterns of housing investment? This chapter presents a quantitative analysis of housing investment. Economic models are constructed to explain the historical pattern of the housing sector's behavior in investment. The empirical results are used as a basis for commenting on major housing policies, including housing construction plans, and the pattern and determinants of housing investment in Korea. Relationships between housing investments and key economic and demographic variables are described along with elasticities regarding housing investments. Comparisons are made between results of the Korean data and that of previous studies from other countries, including comparison of income elasticities for housing investment. 1 3.1]. III! SEE 'L .5: Chapter Six provides hypotheses and its interpretation by testing regression analysis concerning housing investment models characteristic of Korean housing policies during the period of investigation. This chapter identifies how Korea's macroeconomics policies in turn have influenced housing policies. Special attention is given to the impact on housing policies of certain economic policies with respect to stabilization policy and anti-speculation measures. In this framework, problems of dominance and consistency among various policies are reviewed, and tested with 12 variables for urbanization and population as factors affecting Korean housing policies. This chapter critically examines the reliability of the hypotheses. 1 S _ 2 I . I E D' . This chapter provides a summary of the study’s major findings. The limitations of explanatory models are addressed and offer a conclusion of this study. Policy recommendations for Korea and some general observations are suggested with the future goals. Figure 1 Research Design CH. 1 Introduction: CH. 2 Literature Review Framework 4 Housing Policy Analysis Demographic Models of Housing Investment Housing Investment Housing Policy Recommendations CHAPTER TWO GENERAL THEORETICAL FRAMEWORK AND LITERATURE REVIEW OF HOUSING THEORIES 1. Introduction This chapter reviews and evaluates the existing framework for housing theory. It attempts to clarify the role of government in the housing sector while focusing on housing investment in relation to national economic development. Furthermore, it highlights the relevant theories concerning intervention in the housing market. This chapter reviews these theories both from the perspective of housing advocates, who view more and better housing as a solution to societal stress, and economists, who see housing as only one set of options to social development. The second section of this chapter discusses the relationships between housing investment and economic development issues. 2. Debate on the Role of Government and Its Intervention in the Housing Sector In developing countries, the role of government and its intervention in the housing sector during various phases of economic growth is a subject plagued with controversy concerning the position of housing in resource allocation. Yet housing issues have acquired paramount importance. Massive rural-urban population shifts have 14 15 aggravated already serious dwelling shortages in developing countries since the 1950’s. Persistent dwelling shortages have resulted in deteriorating living conditions for the poor and have contributed to general increases in social stress. 2-1-1. Housing Advocates Housing advocates and urban planners have fully recognized these development problems. The have engaged in a lively debate with economists about the optimal allocation of scare resources for residential construction to relieve rising problems. of Housing advocates are convinced that better dwellings and neighborhoods are the most effective and direct means of improving the human condition (Burns and Grebler, 1977: 100-103). They assign a high priority to housing for its own sake. Housing subsidies for the poor have been proposed as a means to “correct unequal income distribution” in developing countries (ibid.:101). Support for this strategy comes from the urgent realities of rapid population growth and the extraordinary pace of urbanization in most parts of the developing world. Housing advocates argue that as the housing shortage worsens, the need for shelter becomes more compelling. Levels of societal stress increase, affecting everyone, not just the poor. In addition to its high social utility, housing advocates claim that improved shelter will contribute to political stability by moderating frustration with the slow tempo of betterment in their general living conditions (I-lowenstine, 1957: 26). 16 To support their premise, housing advocates argue that residential construction absorbs large quantities of labor with minimal input of scarce capital. In addition to the favorable labor-capital ratio, construction offers rural migrants a port of entry to the urban labor market and provides opportunities for the acquisition of skills. It has been pointed out that housing construction may employ the vastly underutilized pools of human and national resources available in low—income countries, and at zero or near- zero opportunity cost (Burns and Grebler, 1977). The problem with this approach is that long term planning objectives can be sacrificed to short term goals driven by numbers of households.10 This fact can lead to improper standards11 and the imposition of consumption12 patterns that intended beneficiaries might not choose if offered alternatives. Since households do not have a housing problem as much as an income problem, a better recourse is more options. Such an alternative depends on greater knowledge of the housing market structure and respect for profit related alternatives. When approaching the problem of quickly increasing housing units, decisions based on the aggregate level can lead to overestimates of the total volume of resources which “should” be available to the housing sector. With rushing of large scale housing '0 A ‘household’ is defined as ‘two or more persons living together with common housekeeping or a person living alone who is responsible for providing his or her own meals.’ The definition of households varies from census to census inKorea. The basic definition is that a households is defined as a group of persons sharing living quarters and households expenditures. The censuses also distinguish between ordinary households and quasi-households. n For example, in regard to squatter settlements, we have to consider Turner's (1967. 1970) notion that governmem policies aggravated housing problems and disregarded the economic and social needs of the poor. Turner proposes applying site and service programs instead of providing housing as an end product. In the Korean case, the mjodty of squatter settlers move to the city seeking jobs. not housing. '2 Consumption is defined as final consumption expenditure of residemial households for new durable and non- dunble goods and services less the net sales of second-hand goods, scrap, and wastes. 17 projects there is a good chance that few “high quality” (i.e., “high standards”) or more desirable forms of housing investment will be produced. The end result is often a misallocation of resources within a context of no overall increase in the total volume of investment. 2-1-2. General Economists In contrast, economists traditionally view housing as but one of many alternative uses of scarce resources, and not necessarily one deserving high priority. From their perspective, residential building may have a favorable labor-capital ratio, but its capital-output ratio is unfavorable in comparison to many other investments. The basis of their argument is whether rent or rental value is considered an adequate measure of housing output. In this situation, residential construction shows an unusually high capital-output ratio and consequently a long capital-recapture period(ibid.: 101). Among economists, benefit cost or capita—output ratio provide a basis for a theoretical justification of delaying government action on housing investment. In other words, housing is considered welfare spending with an excessively high capital-output ratio. It is seen as an option that less developed countries could not possibly afford until enough productive industrial capital had been secured (Strassman, 1993). Economists who deal with thirty year perspectives come into conflict with planners whose views often extend to much longer periods. Developing nations are receiving apparently good but conflicting advice based on length of perspective. The 18 question is which will make great progress: 1) by concentrating on capital outlays yielding a more rapid flow toward other purposes as well as for housing; or 2) a greater social investment where true cost of residential improvements may be measured in terms of the benefits foregone in capital outlay alternatives. 3. Relevant Theories on Housing Intervention in the Housing Market In the preceding section of this chapter we see that both planners and economists view housing intervention as a justifiable economic strategy, but with differing outcomes, depending on the long— or short- term of analysis. Another consideration is the impact of market imperfections which produce and distribute housing services. Such imperfections are found in the existence of a social demand curve reflecting internal unperceived benefits to housing consumers, which it perceived would remove reason for public programs. Government intervention would be substantially necessary if the market mechanism assured optimal allocation to housing13 (Burns and Grebler: 102—125). The general conditions for optimality have long since been established in economic theory. On the demand side, consumers will allocate their budgets in a way that equalizes the marginal utility of expenditures for all goods and services. They will spend more on goods and services yielding greater satisfaction and less on those of smaller utility, until the satisfaction gained is equalized over the whole spectrum of ‘3 The theory of housing intervention ottmnes that housing fits the general criteria for justifiable intervention that have been established by modern economists. This theory analyzes the imperfections of the markets which produce and distribute housing services. 19 consumption possibilities. On the supply side, output will be allocated in a way that equalizes profit rates. Resources will be shifted from the production of goods and services yielding lower profits to those yielding higher profits, until rates of return are equalized. These simplified abstractions will hold in practice only if several conditions are met. The conditions for transforming the theory of allocation into practice apply to housing as they do to all other goods and services. Housing markets must operate efficiently. Consumers must know the utility of housing services relative to alternative objects of spending, and investors must have accurate information on rates of return on housing relative to other investments. The benefits must fully accrue to the demanders and suppliers of housing services. These conditions are unlikely to be met in the real world because of the cost of information, which requires expenditure of time, energy, and/or material resources. Furthermore, the characteristics of housing such as its obvious indispensability, immobility, durability, and externality deter optimal allocation of resources in competitive markets. The above facts points to a strong presumption that the market mechanism fails to assure optimal allocations to housing. 3-1. State Intervention Several standards are commonly imposed to judge whether state intervention is warranted in the provision of goods and services. The question is whether housing 20 qualifies under any of the standards specified below. Burns and Grebler identify four major characteristics of standards: (1) merit goods, or public goods (2) goods distributed unequally (3) large projects and economies of scale, and (4) market imperfection. 3-1-1. Public Goods The economic theory of public goods supports the foundations of government intervention in the housing provision. By definition, public goods have two aspects that differ from those of private goods involving characteristics behind their production and consumption. First of all, public goods can be characterized by their nonrival consumption or use at a given level of production among the people, i.e., consumption by one person need not diminish the quantity consumed by anyone else. In other words, a number of people may simultaneously use the same goods without interfering with others' use even though it may still be possible for one person to use the goods while others do not. The second characteristic of public goods is nonexclusion. This means that it is impossible, or prohibitively costly, to confine the benefits of the goods (once purchased) to selected persons. A person will then benefit from production of the goods regardless of whether or not he pays for them. Consequently, public goods are not marketable (Browning and Browning, 1979: 23-25). Without any provision for coercion, each individual will not participate in cost sharing for public goods because there is no incentive for him or her to do so. In other 21 words, each individual will be better off by choosing non—participation as his "dominant strategy" regardless of the others' choices. "The rational economic response to such a situation is to refuse to pay for public goods" (Hula, 1988:6). Because of these characteristics of public goods, it is difficult to expect that public goods can be provided by the private market at an optimal level. If provided voluntarily by a few contributions, they will nonetheless remain rare and insufficient. When we assume a society has utilized all its available resources, there will then exist a boundary of the possible maximum level of the production of goods (production possibility frontier). Accordingly, if we categorized all goods supplied in a society as public and private goods, then there will be numerous possible combinations of the two types of goods to achieve the Pareto Equilibrium. According to this above discussion, housing is a private good, but sometimes it is necessary to be provided by the public sector. 3-1-2 . Distributional Justice The market has little to do with equity. The problems of the market associated with public goods and externalities are essentially concerned with the question of efficiency - how to allocate resources in a productive way. There is a public consensus that "fairness in income distribution is a desirable social characteristic that can be consumed jointly by all members of the society." (Lim, 1988: 102) In attempting this goal, some policy objectives should be targeted for those who are unable to compete in the market. In this case, government intervention in the lower income housing markets 22 would be justified as an aim to assist individuals and groups suffering economic hardships and/or social inequalities because of the inequality of the housing stock distribution. In this way the government could stand in affordable housing by intervening in market processes (Merret, 1979). 3-1-3. Large Projects and Economies of Scale Intervention at too small a scale does not alleviate the problem but still consumes state resources without the benefit. Therefore, public support may be justified for projects requiring substantial investment in order to generate any return, or for projects characterized by substantial internal scale of economies. State intervention under this criterion appears justified for two important activities related to housing. First, land assembly in quantities sufficient to permit large-scale, comprehensive redevelopment may be possible only by a government expanding its broad financial base and exercising its right of eminent domain. Public support of urban renewal has been justified on this criterion. Second, public subsidy may be required to mobilize adequate resources for experimentation in building technology or for demonstrations of new and risky types of housing projects that otherwise may not gain public acceptance. 3-1-4. Market Failure Market mechanisms do not inevitably work well and indeed often fail in the absence of state support. The nonexclusive and nonrival characteristics of public goods 23 are responsible for market failure. Moore (1978: 391) defines market failure as the inability of a market economy to allocate goods efficiently or to distribute them in a manner society deems equitable. Head (1974) states, "The causes of market failures may be classified in three broad categories: nonappropriability, large numbers, and imperfect information.” Nonappropriability means that it is impossible for producers or consumers to appropriate the full social costs or benefits of their production or consumption. To a large extent, the concept of nonappropriability is equivalent to the nonexclusive property of public goods already mentioned and what economic literature refers to as externalities, spillover, or neighborhood effects The existence of externalities is another rationale for public intervention into the housing market. The problem of large numbers constitutes a second cause of market failure. The third cause of market inefficiencies is imperfect information. To make decisions about the future, individuals and firms need accurate information. To the extent that this information is uncertain, inaccurate, unavailable, or expensive, one should expect decisions to be less efficient. The nonexclusive and nonrivalrous nature of public goods is likely to cause goods information to be undersupplied. The existence of market failure is a necessary condition for government intervention in housing markets. Therefore, by the transitive property, the existence of public goods is a necessary but not a determining condition for government intervention. The theory of public goods and their responsibility for market failure provides the basis for a theoretical justification of public intervention and planning in the housing sectors. Furthermore, it expands to the issues of housing provision with the notion of economic efficiency and social equity. 24 3-1-5. Prisoner‘s Dilemma Without cost sharing, each rational individual stops purchasing additional amounts of goods to maximize benefits when the marginal cost is equal with his marginal utility, regardless of the benefits the group might receive from that purchase. The result is suboptimal. Incidentally, this result is the same as the "prisoner's dilemma" in game theory, where resources used to increase the production of goods in the public sector will be available only at the price of contracting other goods in the private sector.” In other words, when we assume that society produces only two goods, public and private, in addition to the previous assumptions, i.e., nonexclusiveness as well as the efficiency of government, it is possible to have an exchange rate between public goods and private goods. This is the social rate of substitution between the public goods and private goods we assumed on the basis of the above. Individuals will stop purchasing public goods when marginal costs equal marginal benefits, and they will enjoy extra benefits from the public goods supplied by others as "free riders”. They know they cannot be prevented from benefiting even if they do not pay. Participation for individuals will require members to bear costs, even though it is surely more desirable for the increase of benefits to society as well as to each individual by supply of optimal public goods. " Inthis regard, Samuelson (1954:387-389) set a condition for the optimality of public goods' production. He showed that a different pricing rule would be optimal for goods subject to nonrivalry comumption. 25 One sure way to solve the under-optimal production problem is through coercion. Actually, government financing of public goods with taxes can be seen as an efficient instrument to overcome the free-rider problem (Browning and Browning, 33). To finance public goods, we have to compete by relying upon tax revenues as levied in a political process (Heilbrun, 1981: 426-431). However, the real problem is that coercive pricing on public goods through taxes does not necessarily solve the under—optimal production problem stated above, even though this intervention will generally be beneficial to more individuals of society.” In relation to the argument, policy makers can decide on the nature and extent of intervention in the housing sectors. 4. The General Theories on Housing Investment in Relation to National Development. The stage of national development is one of major factors in housing investment. There are several major housing theorists who have proposed stages of output allocation for housing with respect to the general stages of economic development (Howenstine, 1957, Dennison, 1967, Kuznets, 1960, Rostow, 1971 and Sn'assman, 1970). Their findings point out that stage of housing investment is geared to levels of general development (Chang, 1986). '5 McKean states (1965:496505) that a democratic voting procedure somewhat succeeds in registering citizen preferences for public goods in the same way the market does for private ones. 26 In relation to the stages of economic growth, Rostow (1971, 1990:420—21) defines five stages: (1) the traditional society, where the major source of employment is farming, (2) pre-conditions for takeoff, (3) economic takeoff, (4) stages of economic maturity, and (5) the stage of mass consumption. When a country is in the stage of economic takeoff, a primary city exists in a nationally defined urban system. According to Rostow's stages of economic growth, Korea is in the stage of economic maturity. This stage is characterized by the fact that the economy successfully passes the takeoff stage and begins to allocate 20 to 30 percent of the total output to maintain the process of economic development, and allocates the rest for welfare programs such as housing and medical services. Strassman (1970) suggests a theory of general development and housing investment. He proposes that levels of economic development define the resources allocated for housing investment. The rate of residential construction is slow in both poor and advanced economies due, in part, to the lack of capital in the former and the decrease in population growth in the latter. Middle-income economies have the highest rates of residential construction because building materials and technology are domestically produced; also, entrepreneurs and labor are free to enter the housing market through their tests of the share of housing construction cost compared to GDP. Strassman’s findings also lead to the conclusion that housing investments potentially can increase continually along with a growing national income. Howenstine (1957) describes the relationship between housing investment and housing consumption and begins with the proposition of three stages of economic 27 development (Burns and Grebler, 1976: 100). They are priority of resource allocation, stewardship, and the necessity of housing. Generally resource allocation for construction resources is the major target objective, intended to build factories and other essential producers' goods. Housing investment could be allowed only to the extent necessary for the success of this objective. Then, in the following step, housing investment should be expanded to the meet the 'minimum standard of health and decency'- given the problems of existing unemployment and underemployment can be solved- and workers are provided with the necessary capital. In the final stage, it is necessary to invest in housing. The improvement of housing conditions should be a major policy goal. Donnison (1967:75-78) also suggests a three—stage scheme similar to Howenstine's, but places greater emphasis on central planning. Donnison defines the stages of economic growth as (1) early stages of industrial growth and urbanization, (2) economic growth, and (3) economic stages of maturity. In the first stage, the investment priority should be placed on education, industrial investment, health, and defense. In relation to planning, the first priority can enforce minimum standards for urban planning. In the second stage, there is a trend in which the rate of population growth has been decreased, and individual incomes are increasing. Social needs can be obtained through a properly organized building industry. In addition, the resources can allow builders to contribute to the housing sector. Governmental set-up of a subsidy system for better housing for workers could be implemented from the beginning of the second stage. In the last stage, the pressure to meet the needs of special groups, such as large families and the elderly, is applied to 28 government. Howenstine and Donnison have in common that their research has partly theoretical characteristics, and that they are internal to state allocation and address housing at a national scale. Donnison's stage scheme identifies that Korea is in the last stage, and the government should actively take responsibility for the solution of the housing problems. The government should start to focus on the needs of special groups such as large families, the elderly, and handicapped. Therefore, housing investment is to be a major policy goal. Kuznets (1960), a traditional economist, states his empirical estimates of the correlation between housing investments and levels of economic growth. He also recognizes the role of political institutions in macroeconomic development plans. He argues that governments should have blueprints for economic growth to ensure economic development. From his analysis of cross-section post—war data covering 34 countries, Kuznets proposes a positive correlation between per capita income and the ratio of the total construction investment to gross domestic product. According to his estimation, "for the lowest income groups in the sample, total construction averaged 8.5 percent of gross domestic product. In the next two income ranges, construction increased to 11.0 and 11.9 percent"(Burns and Grebler, 1977:21). For the share of housing in construction investment, he states that the lowest income countries are 30.3 percent and the middle income countries are 42.5 percent. Kuznets attributes the generally rising trend to supply considerations: dwelling costs have risen relative to other construction costs. He later modifies his argument by reporting on a longitudinal analysis of data for 11 developed countries. This finding 29 suggests that on the supply-side the cost of housing is relatively high compared to that of construction cost, and that on the demand-side the rates of population growth decreases explain the diminishing need for housing. The cross section covers a broad development spectrum, with the developed nations at the upper end of that distribution. CHAPTER THREE EXISTING HOUSING INVESTMENT MODELS 1 . Introduction This chapter reviews the conventional model, a macro-level analysis of housing, developed by Burns and Grebler as a base with which to explain housing investment in a country. Since publication of their work, several studies have appeared which examine determinants of housing investment and its political impact on macroeconomic policies. The models reviewed are: Renaud’s Model (1980), Annez and Wheaton’s Model (1984), Chang and Linneman’s Model (1990), and Lim and Lee’s Model (1992). These studies have assumed that on the whole national housing investment is strongly affected by the level of economic development and associated with population and urbanization. In addition several urban housing studies conducted in Korea are also evaluated with respect to the above models. Therefore, this chapter serves as the theoretical foundation for the empirical analyses presented in Chapter Five and Six. 30 31 2. Existing Models in Housing Investments and Points of Departure 2-1. Burns and Grebler’s Model: Theoretical Model Burns and Grebler (1976) conduct an empirical model applicable to national housing investment and housing markets in developing and developed countries.16 They initially select per capita GDP, population growth, and urbanization levels to predict the percentage of the GDP represented by housing investments. Then, they associate levels of housing investments to the level of economic development. To interpret the housing problem in a given country, they use three independent determinants: (1) level of urbanization, (2) the status of the national economy, and (3) the social structure by cross-section analysis. They assume government actions affect housing investments and consumption. Findings of BG model show that the share of housing construction in the total output of an economy is associated with the different levels of economic growth. They introduce a nonlinear relationship between housing construction and the production of an economy. Figure 2 indicates that the functions are truly parabolic, first rising, then peaking, and declining thereafter. \ 16 The countries included in their studies are listed in Appendix III. 32 The BG model is a structurally stable, using economic and demographic variables. It addresses three major theories that describe housing investments on a macro level concerning the proper size of housing in total output. First, theoretical structure tests whether good housing directly improves human conditions. Second, theoretical structure used to explain levels of housing investment is called the productivity theory of housing. It proposes that better housing will improve health and labor productivity. Third, theoretical structure tests whether housing investment is closely related to the opportunity cost of capital in the country and the expected return on housing projects. The first theoretical structure tends to insist on high housing standards that the poor do not afford and /or do not usually require. Such high standards as assumed by Burns and Grebler lead to problems of affordability and resource availability. Housing policies based on these theories produced fewer dwellings, thus exacerbating the housing problem. The second argument relates to the fact that better housing improvements could be achieved with limited improvements in roads, water supply, drainage as well as public services. All of these will be accounted for social overhead in national accounts (Renaud 1980). The third theoretical issue is the fact that the share of housing investment will increase when the scarcity of capita becomes less tense. This fact leads to the 33 conclusion that non-residential construction could yield higher returns to capital than housing. Figure 2 The Nonlinear Relationship between Share of Housing Investment and GDP Per Capita GDP Per Capita Source: Burns, L. and Grebler, L. “Resource Allocation to Housing Investment: A Comparative International Study.” Economic Development and Cultural Changes, 25(1):95- 121. 1976. 34 Table 1 Regression Analysis of Burns and Grebler's Model H =a +31 GDP +p2 GDP2+ [33 DPOP + [34 DPOP’ + as URB2 DependenLYariahle H: H is the share of housing in total output measured as average residential construction as a percentage of average annual gross domestic product. Independentlariahle Y: GDP is development level measured as the average annual gross domestic product per capita g: DPOP is the population growth measured as average annual rate of increase in national population u: URB is urbanization measured as average annual rate of population increase in cities of 100,000 persons and over, divided by the average annual rate of increase in national population. The abstract market analyses of BG model presented above (Table 1) are based on neo-classical economics whose model provides a very useful analysis for getting an idea of the determinants of housing investment. Therefore this model provides a valid a point of departure for a new approach, and establishes an overall picture of the role of government and its relation between economic development and population growth. However, Burns and Grebler do not consider the specific way in which the government is related to social agents and institutional arrangements in the housing supply and planning. Even though the BG model has its clarity, it lacks specific institutional arrangements of the housing market, an omission which may lead to misunderstanding of the real situation. Improvement of the BG model should include the institutional arrangement for housing provisions. 35 2-2. Renaud ’5 Model: A Model forA Single Country Greater attention to economic variables has been found in studies published after the BG model. Renaud (1980) tested the housing investment model in Korea by focusing on variables of economic and financial conditions. These add a new dimension, which includes a contextual component addressing financial conditions and economic status. Working with neoclassical economic assumptions, Renaud tried but failed to examine the changes in share of housing investment over the total output in Korea. He used a reduced form of the model and selected the per capita GNP as the economic indicator, finding a nonlinear relationship between the share of housing in the total output and GNP. Renaud tried to induce a more sophisticated model of housing finance to obtain a more effective explanation of the behavior of the housing share in the total output (Renaud, 1980: 397). Table 2 illustrates the overall summary of variables and the results of model specification. In addition, Renaud’s time-series study of Korea investigated the effect of the domestic savings ratio to the GNP and interest rates in an unregulated money market. His findings show that the existence of a non-linear increase of share of housing investments as the economy expands is supported. However, there are apparent limits to the Renaud model. The variables used do not explain the behavior of the variation of housing investment, which is a significant 36 contextual factor. For example, domestic savings to GNP variable has related to the effects of multicollinearity because the variable is a ratio of GNP. Renaud also failed to consider the specific institutional context of the housing financial situation in Korea. Even he has agreed that restriction of housing finance by the government is one of the main reasons for inefficiency in the housing market (ibid.: 397). His model simply explains the relation between two additional variables, such as the domestic savings rate and interest rates. We, therefore need a different framework of analysis to reach a better understanding of Korean housing. Table 2 Regression Analysis of Renaud's Model n =a +51 GNP +52 GNP2+B3 DPOP +134 DPOP: + as URB + [36 van2 + 57 1/GNP + as DOMSAV + [39 l/DOMSAV + B10 UMM Demudentlafiahle H: H is the share of housing in total output measured as average residential construction as a percentage of average annual gross national product. Indemndentlariable Y: GNP is development level measured as the average annual gross national product per capita g: DPOP is the population growth measured as average annual rate of increase in national population u: URB is urbanization measured as average annual rate of population increase in cities of 100,000 persons and over, divided by the average annual rate of increase in national population. domsav: ratio of domestic savings to GNP umm: unregulated money markets17 '7 Unregulated means that revolving aromid the private money market outside govermnera comrol. For more dcails on the unregulated money market (UMM) in Korea see Yong-Chul Park. 37 Renaud analyzed four common nonlinear models for Korea. The four equations were as follows; quadratic form, reciprocal transformation, logarithm-inverse transformation, and a double log regression. After evaluating Korea’s situation, he compared the results to BG’s, as demonstrated in Table 3. Among four equations, Renaud showed that the reciprocal transformation and the logarithm-inverse transfer produced results consistent with the behavior of housing investment in Korea and also with the thirty-nine countries studied in BG’s analysis (shown Table 4). Table 3 Share of Housing in Total Output (SHTO): Korea Compared to Bums- Grebler Sample Period Population Urbanization Per SHTO SHTO SHTO SHTO Growth Indicator C apita actual projected” projected” projected Rate“ GDP” Korea Korea Eq. 3 Eq.5 Post-War 2.98 1.88 144 1.51 2.85 1.46 1.4 (1957-61) 1S! Plan 2.59 2.17 165 1.73 2.95 1.79 1.89 (1962-66) 211‘] Plan 1.85 3.74 241 3.1 3.75 2.82 3 (1967-71) 3rd Plan 1.98 2.64 357 3.77 5.75 3.89 3.79 (1972-76) 4th Plan 1.59 2.2 865 3.6 4.55 6.15 4.9 (1977-81) B~G 1.79 2.26 8.84 4.558 5.78 5.79 4.78 Sample Note: 1) 5 year average 2) Constant 1970 US dollars 3) Burns-Grebler Model 4) Korea Equation 5: Y = a -b/x 5) Korea Equation 3: ln Y = a -bx 6) Sample means for Group of 39 countries Source: Renaud, Bertland. “Resource Allocation To Housing Investment: Comments and Further Results.” Economic Development and Cultural Change, 28(2): 393 January 1980. Economic Planning Board, Korea Statistical Yearbook, 1982. Table 4 Renaud's Estimated Regression Equations (Effects of Demographic Variables) cm Uni; 01:111 DROP Duo? 17sz a“ * * snail r- at _ . ' ' _ Value _ (1)8HTO , -7.96 6.95” 4.062) -- .- -- 0.59 0.726 11.5 v (3.28) (2.49) (.45) (2)8HTO 22.36 - -- -1536” 2.812) 0.80 0.51 16.2 7 . (5.56) (4.79) (.99) _(3)SHTO, 22.14” 2.40 0.45 47.87” 3.35 -- 0.82 0.51 16.2 (9.87) (6.90) (1.08) (3.34) (1.46) ‘(4)SHTO -2.70 2.27 -0.28 3.45 -0.21 34.043) 0.93 0.34 33.1 , (8.71) (4.62) (3.44) (6.83) (1.27) (7.80) Note: Numbers in parentheses are t-statistics. 1) SEE: standard error of estimate 2) Significance at 95 % level Source: Renaud, Bertland. ibid. p.396 2-3. Annez and Wheaton ’8 Model: A Cross-National Context Annez and Wheaten (1984) propose a set of structural cross-sectional analyses models for housing investment in a cross-national context. First, they estimate the total growth in the housing stock and that portion of the growth that is recorded in GNP accounts. Second, they predict the average level of housing services among the newly constructed units and the price or cost of construction. They then assume that the share of housing investment equals the product of change in stock, average size, and cost, divided by GNP. As endogenous variables, Annez and Wheaten estimate the growth of housing stock, the cost of new construction, and total volume of construction. In the case of 39 exogenous variables, they select demographic variables (population growth and household formation), policy variables (the cost and availability of credit, public housing production) and the level of income or economic development (GDP per capita or per household). Annez and Wheaton’s model18 is more comprehensive than the BG model; it is, however, more difficult to obtain some of the variables used in AW model, especially since they draw upon over 30 cross-country comparison studies.19 The results of their research are probably more important for their methodological implications than for their substantive interest. Aside from the problem of data collection, various countries differ in the importance of the variables. For example, the significance of interest rates and savings rates in housing investment can be interpreted differently in developed countries than in developing countries. In addition, Annez and Wheaton use abstract models to explain the relation between certain variables, whose applicability to the various countries' contexts, however, is not proven. Even though there are high correlation between housing supply ratio and per capita GNP, housing stock variable is not included in this conventional cross sectional housing investment studies. Nonetheless, they conclude that government intervention in the housing market has caused many problems that have contributed to a worsening housing situation. '8 Hereafter referred to as AW Model. '9 See Appendix III for the list of countries which are included in the Annesz and Wheaton's model 40 2-4. Chang and Linneman ’5 Model: A Cross-National Context Chang and Linneman (1990) estimate alternative models of the growth rate of real housing investment. They analyze the different patterns of housing investment in Taiwan, Korea, Japan, and the United States. They introduce homeowerhip, dwelling size, and interest rates as independent variables. Using time series methods, they investigate reliable forecasting models for housing investment trends in each country. Their findings support the assumption by Buckley and Madhusudhan (1984) concerning financial deepening and inflation. In this respect, they demonstrate a clear relationship between official interest rates and change in housing investment in the United States, where a formal housing / financial market exists. While in Korea and Taiwan, because of the lack of a formal housing / financial market, official interest rates are not sensitive to the change of housing investment. Regardless of this difference, Chang and Linneman cannot explain causation for instability and distortion in housing market demonstrated in their findings, since they cannot analyze the specific institutional elements for housing investment. 41 2-5. Lim and Lee ’5' Model: A Model for A Socialist Country Lim and Lee (1993) conducted an empirical analysis of the historical trends of housing investment in a socialist country. They postulate economic and political variables to find out whether politics play any role in behavior of housing investment. In addition, they investigate the effect of social, political, and economic factors on consumption of housing in China. They present income elasticities using time-series and cross-section analysis. In order to overcome the problem of reliability of data, they supplement the total product of society and national income data. However, their model does not estimate the impacts of international and institutional elements in one country. International and institutional elements exercise major impacts on decision-making. It then affects housing investment and the provision of housing. 3. Previous Studies of Urban Housing in Korea There are two major trends of urban housing studies in Korea. We can classify housing policy studies and housing market studies by making the following generalizations. 42 3-1. Housing Policy Studies in Korea These policy-oriented housing studies were actively involved in the national debate on housing problems and policy formations in the 1960s and 1970s. At that time, research formats inclined toward a verbal description of housing policies or case studies focused on a specific topic or area. According to Lim’s classification (Lim 1987, 1988), housing policies can be divided into two major categories: explicit and implicit policies. Explicit housing policies have focused on solving housing problems directly. Low-income public housing20 projects and housing finance plans are examples of such a policy application. Implicit housing policy refers to the indirect impact on housing issues and policy by economic factors, including: taxes, military policy, and other investments, which since the 19605 have become increasingly complicated by housing stock shortages and affordability, two major issues needing to be incorporated into analysis of investment behavior. Related to this, is the question of scale where one of the main policy concerns has been how many numbers of housing units should be built over a given period to reduce the housing shortage. Attempts to answer this question address have paid the most attention to changes in the housing supply ratio, while housing affordability has also been a policy concern. Since the 1960s, as implicit policy concerns, housing stock 2° Public housing is defined as the housing initiated by public agency and included publicly funded private rental housing. (Ministry of Construction, 1989) 43 shortages and affordability could be identified as two major issues. Related to this, one of the main policy concerns has been how many numbers of housing units that should be built over a given period to reduce the housing shortage. Changes in the housing supply rate have been paid the most attention. Housing affordability has also been a policy concern. 3-2. Housing Market Studies in Korea There are two major study topics on the housing market from the macro-level of analysis: 1) the working of the housing market; and, 2) the efficiency of government intervention in the market. The issues of housing market consist of demand, supply, and housing prices; while capital gains taxes and price control of newly built apartments are major discussions related to government intervention in the housing market in Korea. Since the late 1970s, some scholars have begun to pay attention to housing markets as a topic Follain et al. 1980, and Malpezzi et al, 1985). These contributions, like that of Chang and Linneman (1990) and Buckley and Madhusudhans (1984) successfully or not defined formal and informal housing market as factors against which to compare government intervention. After that, the number of housing market studies has increased, indicating a shift of concern from housing polices to the housing market influences. This transition seems to coincide with the introduction to the housing research of the neo-classical economics approach to analysis, a factor of 44 importance to the housing debate in Korea. Most neo-classical housing economists have insisted that government intervention is one of the causes of housing problems rather than a solution (Annesz and Wheaton, 1984). In reviewing the urban housing studies in Korea (Table 5), we find that most studies have focused on the micro level of analysis. Though there are certain limitations concerning these studies, which attempt to analyze urban housing market studies, they provide depth and color to the more abstract macro-analyses.21 Most studies have focused on the equilibrium of supply and demand and estimation of housing demands by ex ante evaluation. Estimation of housing demandzzis the major study topic, followed by estimates for price and income elasticities of housing demand among the urban households in Korea. Table 5 gives a selection of estimated income elasticies for housing demand and consumption. Variations among these values are wide. Using Korean data for 1972, Lluch et al. reported a fairly high value (2.48). In contrast, Mills and Song (1976), using Korean time-series data for the years 1962 to 1975, present the lowest value (0.027). Song and Struyk (1976), with Korean time-series data for the years 1960 to 1965 and 1966 to 1970 studying over 50,000 numbers of the urban area population using census data through 18 measurements presents 0.91 income elasticies and -2.42 price elasticities. 2‘ As macroeconomics studies, time series studies relating income and housing expenditure were conducted in the early 19608. 22 The demand for housing reflects the willingness to pay for a set of attributes or services which are provided by the physical components of lot and housing structure. The most importam of these attributes are access, space, tenure, on-site services, and shelter. 45 Sources of the variations are many. First of all, people living in different places at different times may not have an identical demand function. Second, the estimates may vary due to measurement errors. Third, specification biases could widen the gap between estimated elasticities among different studies. The third point is extremely important in interpreting the result of demand studies and searching for reliable estimates. Follain, Lim, and Renaud (1980) analyze the Korean census data and obtain a price elasticity and an income elasticity respectively. They also define four determinants of home ownership in Korea. First, permanent income proves more influential than current determinants in home ownership decisions. The researchers find a close association between mobility and tenure status. A family living in a rental dwelling might be tempted to move. They compare Korean and U.S. data. They find that both income and price elasticities of housing demand are comparable in both countries. Income elasticity (0.57) is less than one, and price elasticity (-O.2) is negative or smaller than one in absolute value. In addition, I. H. Kim (1983) analyzed a survey data and presents 0.09 ~O.24 income elasticities and -0.06~-0.16 in price elasticities. This result shows abnormal inelasticity. Most of the housing market and demand studies strongly suggest that overall, the consumer demand for housing is not elastic with respect to both price and income. This implies that housing prices will depend upon not the quantities of excessive demand through market mechanism but control of the government and its 46 effect. It seems to me, without national estimates, the order of magnitude could be used for another country. Table 6 lists estimated income elasticities for housing demand and consumption in selected countries. The table shows that most income eleasticities fall between 0.5 and 1.00, suggesting that demand is inelastic. Compared to other countries, Follain et al.‘study (1976) estimated that demand is inelastic in Korea. Table 5 Summary of Previous Housing Market Studies in Korea Author Income Elasticity Price Elasticity Data Remark: independent variables Song-Stryuk 0.91 —2.42 Time-Series and increasing rate of (1977) Cross-sectional households analysis: 1960 ~1970 Mills- Song 0.027 —0. 134 Time-Series: total households (1979) 1962—1975 Follain et a1. 0.57 -O.20 ~ 030 EPB special rate of housing (1980) survey data in shortage, number 1976 of households, the distance to the CBD Jeong Ho Kim 0.09 ~ 0.24 -0.06 ~ 016 housing market size of household (1983) and need analysis: 1982 JoonSooKim 1.14~1.18 (1984) a Kilian-Young 1.726 Income Elasticity Kim (1988) for Housing Demand: 1.536 Source: loon Soo Kim. “Time Series-Analysis of Determinants of Housing Supply- Demand in Korea. ” The Study of Korea Development, 5(4) 116, Korea Development Institute, 1983. 47 Table 6 Summary of Previous Housing Studies Author Place Survey Year Income Elasticity Pooled owners and renters Howe and Musgrove Guyaquil, Ecuador 1968 1.10 Howe and Musgrove Lima, Peru 1969 1.31 Howe and Musgrove Caracas, Venezuela 1966 1.09 Lluch et a1. Mexico 1968 0.93 Betancourt Central Chile 1964 0.79 Lluch et a1. Korea 1972 2.48 Lluch et a1. Urban Korea 1971 0.86 - Follain et a1. Korea 1971 0.54 Howe and Musgrove Bogota, Colombia 1968 0.98 Renters: Follain et a1. Korea 1976 0.42 Mayo et al. Cairo, Egypt 1980 0.25 Mayo et a1. Beni Suef, Egypt 1980 0.50 Ingram Bogota, Colombia 1978 0.80 Ingram Bogota, Colombia 1978 0.72 Ingram Cali, Colombia 1978 0.16 Ingram Cali, Colombia 1978 0.47 Strassmann Cartagena, Colombia 1978 0.78 Jimenez and Keare Santa Ana, E1 1980 0.27 Salvador Owners: - Follain et a1. Korea 1976 0.62 Ingram Bogota, Colombia 1978 0.78 Ingram Cali, Colombia 1978 1.19 Strassmann Cartagena, Colombia 1978 1 .05 Source: Malpezzi, S. and Mayo, S. “The Demand for Housing in Developing Countries: Empirical Estimates from Household Data. ” Economic Development and Cultural Change 35 (4): 687-721. 1987. CHAPTER FOUR BACKGROUND OF HOUSING MARKET: DIMENSIONS AND PA'I'I'ERN S OF HOUSING DEVELOPMENT 1. Introduction In this chapter, linkages are made between macroeconomic plan, housing policy and housing conditions, operations, and markets. Korean housing policy issues are explained in the context of the social and economic transformation Korea has experienced in the course of its rapid economic development and urbanization since 19605. Accordingly, the legacy of past policies are evaluated with respect to their effectiveness and efficiency. The housing operation system, which includes housing institutions, housing finance, and housing programs is then described. Finally, an overview of housing problems and issues is presented. 2. Overview of National Context of Korean Housing In order to further discuss housing in Korea, it is necessary to summarize its national context. 49 2- 1. Historical Background From the 1300s to the twentieth century, Korea was a protectorate of China. It was respected and valued for its scholars, and scientists and isolated because of its geography which is mountainous with the Yalu River as a natural barrier in the North. After 1854 Japan began modernizing and reaching for Korea as a doorway to the continent and took Korea by force. Between 1905 and 1945 Korea was a colony of Japan, which developed railroads and infrastructure, but focused development mainly in the North, which was lost following World War Two. At that time the country was divided at the 38th parallel, leaving the South with predominantly an agricultural based economy at the end of the war. In response to communist presence in North Korea an American military government was set-up in Korea. In 1951 a democratic government was instituted but shifted to a military government in 1961. Though elections were held, they inevitably supported the military government. In addition, in 1987 for the first time in Korea’s history, a president was elected by the direct vote of the people without serious illegitimate activities. Since then, Korea has experienced sound political development and spawned a new hope for democratization (Lim, 1990, Kihl. Young W. 1990). The shift of power and influence during the years from 1948 to 1995, have been dramatic and yet persistently supportive of industrialization and development which extends from the national to the local level. Furthermore, this trend accelerates local government decentralization and local government reform as high visibility issues. 50 In terms of political stability, throughout the decades of the 60s, 708, and 80s, South Korea has had ongoing conflict with North Korea. It has expended about 5 percent of its GNP (or 30-40 percent of the total government budget) on military defense. This means Korea’s burden of military expenditure has been onerous. Yet in spite of that commitment of resources Korea has managed to invest heavily in housing and urbanization. 2-2. Land Land taken by the Japanese during the first half of the century was returned to the land lord class in 1949 as part of a land reform and industrialization strategy. After 1961, large corporations (Clzaebolfl'3 have accumulated over seventy-five percent of the land and industrial resources, while a wage labor class developed in textiles. Since the 1970s heavy industry in shipbuilding and automotive industries and information technologies have joined textile as economic factors. In terms of land and population Korea is relatively a small country with an area of 99,000 km2. Furthermore, approximately two thirds of the country is inhabitable mountainous land. It has only a very small amount of arable land -— 30 percent -- with a very high population density, 439 persons per square kilometer. Consequently, land price is extremely high and the assembly of residential land is very difficult?“4 23 For more details see Appendix IV. Glossary 24 For detailed accounts as to the way the residential land are linked together housing pricies, see Hannah, K.H. Kim and Mills. 1993. 51 2-3. Economy Korea’s economy has grown rapidly since the 1960s, showing GNP rising from $2.4 billion in 1962 to $ 376.9 billion in 1994. Rapid economic growth has also been represented by the considerable hikes per capita GNP, which jumped from $62 in 1962 to $84,483 in 1993 (Bank of Korea, 1994). The average annual economic growth rate in 1953-93 was very high 7.56 percent. The growth of per capita GNP has been reflected in real wage increases in Korea. Figures 3 and 4 show the postwar real GNP per capita and its growth. The growth of the Korean economy has been linked to the international economy. Korea’s international trade has expanded significantly (Lim, 1990). Its exports expanded from $1.09 billion in 1971 to $57 billion in 1988, and its import from $3.8 billion to $52 billion. It is particularly important to observe that the expansion of exports finally created a trade surplus in 1986 for the first time in Korean history. In addition, Korea became a heavy debtor nation soon after it embarked on its economic development plans. The absolute amount of debt and its share as percentage of the GNP has dwindled gradually since 1983. In 1989 the amount of total foreign debt was $ 30.3 billion and the net foreign debt was reduced to $1.6 billion (Table 7). In fact, Korea became a middle-income nation with a large amount of transactions in international markets. 52 Figure 3 GNP Per Capita (1970 Constant Prices) 1000000 30000 900000 .25000 800000 700000 }.20000 600000 5 / c 3 500000 15000 £5 3 j 33 400000 I 10000 300000 5000 0 L—PerCapitaGhP..—GI\PI 53 Figure 4 The Growth Rates of GNP Per Capita 20 151 10. 88882 1962 1965 1968 1971 2 1974 1977 EGMmRateFUGIpKaG‘NP—ermRaeGhPl Table 7 Indicators of Trade and Foreign Debt 1. I Account - - Total—Foreign Debt r Net-magma ‘ ~ 1983 1989 1' 4.4 N 27.2 19.6 -0.02 46.8 35.6 4.2 44.5 32.5 7.7 35.6 22.4 11.4 31.2 7.3 4.6 30.3 1.6 'Nccc. Unitibillion uss Source: Ministry of Trade and Industry, 1990 54 2-4. Urbanization During the last three decades, Korea has undertaken the highest tempo of urbanization in the world. Consequently, the growth rate of the urban population in cities over 100,000 persons (a 4.461 percent per year average) was two and half times that of the total population (1.768 percent). Korea has transformed from a rural to an urban society. Table 8 demonstrates how Korea has become an urbanized nation. The share of urban population rose from 50.1 percent in 1970 to 70.5 percent in 1982, 75.2 percent in 1986, and 83.7 percent by 1992. The rate of urban growth in Korea has been quite high, although it has tended to decrease with the decline of rural-urban migration. Urbanization has followed industrialization with considerable public sector planning which has produced many new towns, resulting in a real estate boom. The predominantly agricultural country found at the end of World War II is rapidly disappearing or gone. 55 Table 8 Urbanization Year Total Urban Rural Urban Population Population Population Population (in percentage) 1970 31,435 15,750 15,685 50.1 1978 36,628 23,238 13,390 63.4 1982 39,114 25,577 11,537 70.5 1984 40,430 25,599 10,831 73.2 1986 41,161 30,936 10,225 75.2 1988 41,975 32,963 9090 78.4 1990 42869 35558 7832 81.9 1992 43663 37319 7249 83 .7 Note: Unit: 1000 persons 1. Nationwide population of 1982 -1988 is in accordance with residing population census. 2. Urban area population includes that of Eup with more than 20 thousand residents. Source: Ministry of Home Affairs (MHA), Municipal Yearbook of Korea. 1987 , 1993 2-5. Income Distribution Income redistribution as well as land reform has also been very successful and notable. A notable factor has been credit rationing. The long-term trend in income distribution has been fairly stable. The Gini coqj'icient25 has changed slightly as follows: 0.3439 in 1965, 0.3322 in 1970, 0.3908 in 1976, 0.3574 in 1982, 0.3567 in 1984, and 0.34 in 1988 (Lee, 1990). This means that Korea is relatively equitable among the developing countries. Education and savings are particularly appreciated in this society. 2’ This index is a measure of the degree of ineqality in the income distribution. 56 3. Overall Housing Conditions This section presents an analysis of overall housing conditions along four dimensions: housing supply, physical housing conditions, housing occupancy, and housing prices. In general, current housing conditions in Korea are not good, since serious problems of housing stock shortage, squatter settlements, small dwelling size, lack of facilities, and overcrowding exist because of high population density and rapid urbanization. Korea has witnessed some relatively poor conditions in housing stock (72.4 percent of dwellings-to-households ratio), in physical housing conditions (small dwelling size and lack of some dwelling facilities), and in housing prices and consumption (housing speculation, high housing prices and expenditures). 3-1. Housing Supply Housing quality has improved considerably with the sustained growth of Korea’s economy since the Korean war, yet major stock shortages remain a problem. Although housing investment has increased, the housing supply rate declined from 0.83 in 1960 to 0.791 in 1993 as shown in Tables 9 and 10. Table 9 shows the total number of households (10.2 million in 1990) and the total housing stock (7.3 million in 1990) in Korea. The imbalance between them is often referred to the great housing shortage crisis in Korea.26 2‘ Some housing analysts in Korea take a skeptical view of the accuracy of the total housing stock (Kim, J. H.1988, You, I. H. 1988). They argue that housing stock data does not represem the actual number of housing units. In fact, in the multi-household—housing, they are considered as one household in census data. 57 The problem of housing shortage has been more severe in large cities. In Seoul, the capital, the housing shortage rate was 44.7 percent in 1985 (Ministry of Construction (MOC), 1989 and Chung, 1990). The reasons for the decline of the housing supply rate27 are the high growth of household formation and urbanization, as well as the demolition of old housing stock. In any event, the Korean housing stock does not yet appear to be mature, and hence housing experts have suggested that housing investment will continue to grow along with the per capita GNP. Table 9 A Summary of the Korean Housing Stock Conditions” Year ' Per Capita ~ Housing Housing ; Population Dwelling Household” 7 Housing Supply 7 , ,gosz’.» Investment 3’ Investment(%)gGrowth(%) Units" , , amuse) 1955 x 30,916 11.97 1.78 2.96 .— 79.5 - 1960,; 34,517 18.67 2.18 3.00 3,464 4,198 82.5 ’ 1965 48,074 32.16 1.69 2.28 3,867 5,133 75.3 19707 81,500 876 3.41 1.81 4,360 5,575 78.2 1975‘ 140,701 1,808 4.40 1.89 4,734 6,367 74.4 1980 216,672 2,507 5.78 1.81 5,463 7,331 74.5 ’ 1985 308,897 4,864 4.33 1.95 6,104 8,751 69.8 1990} 503,182 145,773 8.22 0.92 7,357 10,167 72.5 Note: 1) 1970 constant prices 2) Unit: won 3) Unit: Billion won 4) Unit: 1000 dwelling units 5) Unit: 1000 households Source: Korea National Housing Corporation, Housing Handbook, 1983, 1989, 1994. Ministry of Construction, Yearbook of Construction Statistics, 1993. 27 The rate of the housing stock shortage equals (1- housing supply rate) Table 10 Housing Supply by Year 58 Source: Korea Housing Bank. Housing Economics Statistical Yearbook. 183-184. 1994. Ministry of Construction. Yearbook of Construction Statistics. 1993. 2) Unit: 1,000 households” 3) Unit: 1,000 units Year Dlvmon - - 1 Total Persons per Ordinary Number Of ‘ Housing ' .- ’* v f , I Households" each Households” Housing Units” Supply Rate * * , Household f (95) 1970 Whole Countr 5,857 5.2 5,576 4,360 78.2 ._,i;:_:,f;,;j; All Cities 2,525 5.0 2,404 1,398 58.2 21975 ‘ Whole Countr 6,754 5.1 6,367 4,734 74.4 x ‘ All Cities 3,412 4.9 3,216 1,809 56.3 1980 Whole Countr 7,968 4.6 7,470 5,319 71.2 g-;;;;je All Cities 4,668 4.5 4,294 2,542 59.2 ' 1981 Whole Countr 8,147 4.7 7,712 5,435 70.5 All Cities 5,053 4.7 4,697 2,823 60.1 .1982 I Whole Countr 8,418 4.6 7,962 5,584 70.1 ' 1 All Cities 5,309 4.5 4,973 2,951 59.3 .1983 Whole Countr 8,762 5.5 8,220 5,759 70.1 . 2 , All Cities 5,636 4.4 5,262 3,227 61.3 .7 1984 , Whole Countr 9,143 4.4 8,486 5,931 69.9 i _ All Cities 6,003 4.3 5,583 3,320 59.5 {11985 ; Whole Countr 9,575 4.2 8,751 6,104 69.8 All Cities 6,334 4.2 5,797 3,351 57.8 1986 '3 Whole Cormtr 9,859 4.2 9,037 6,303 69.7 ; ; .. All Cities 6,337 4.2 6,137 3,593 58.5 1987 Whole Countr 10,175 4.2 9,320 6,449 69.2 : ‘ ,2 All Cities 6,532 4.2 6,328 3,747 59.2 1988 Whole Countr 10,513 4.0 9,612 6,670 69.4 All Cities 6,749 4.2 6,536 3,935 60.2 gfi1989 : Whole Countr 10,419 3.7 9,920 7,438 71.4 41990 A Whole Countr 11,354 3.71 10,168 7,357 72.5 Note: 1) Excluding nonblood relationship and one-person households 7’ Ordinary households are based on family groups related by birth or marriage including some persons living with family group such as servams, housemaids, boarders or employee related the household business. 59 3-2. Physical Housing Conditions In Table 11, one can observe some of the quality conditions. The average floor area in the 1970s, rose from 55.11 m2 to 78.2 m2 in 1990. The number of persons per room fell from 2.34 to 1.7. The level of sanitary facilities steadily rose. The share of new dwellings equipped with modern facilities such as flush toilets and running hot water has been rapidly augmented. Clearly the quality of Korean housing made some net gains. Table 11 Housing Quality Trend and Status Quo m’ff‘Tf'ififi‘fiff T 1970 , “1975 ' ' ‘ 1980 1985 ‘ ‘ , 1990 i ' Floor/unit” 55.11 57.7 66.26 73.4 778.2 rm’m “ 3-1 -- -- 3'6 person/room 2.34 2.3 2.115 1.934 1.7 area/person” -- 7.9 9.64 11.19 13.9 anemone-(75): -- 15 18.4 33.1 40 cc. -- -- 77.9 65.3 -- -- -- 10.0 20.0 - Source: Economic Planning Board, Housing Census, 1970, 1975, 1980, 1990 60 3-3. Housing Occupancy and Tenure Homeownership in Korea is not widespread because of the limited availability and terms of mortgage money29 and absence of tax benefits. In Korea, there are four kinds of tenancy. First, is a substantial amount of deposit with monthly rent (Sak-Wol- Sei). Second, a tenant who pays only a monthly rent and no deposit. Monthly renters who do not have access to accumulated savings from relatives or from good incomes face severe problems. The pure rent, western style, is used only by the poorest households. In third form, called Chonsei, tenants occupy a whole house30 and pay a lump sum without paying monthly rent but do not gain ownership. The Chonsei is based on this capacity scarcity.: Fourth, partial Chonsei, households occupy a part of the house and pay a lump sum (Ministry of Construction, 1985, 80). For a partial Chonsei the imputed rent is estimated as R = Z[(A—D,t)i +D]/t t=l where A = amount of original Chonsei D= monthly deduction from Chonsei B = period i = curb market interest rate For security deposits with monthly rent, R is equal to the monthly rent to which is added r the deposit multiplied by the monthly curb rate. With the real estate boom, 29 Borrowing from the extremely active unregulated money markets is not possible because the rates are very high (between 3 and 5 percent momly) and the terms of maturity very short (typically a maximum of twemy momhs.) 3° The definition of a whole house include single family dwelling unit, multiple family dwelling units, duplex and apartments. 61 Chonsei deposits have risen and therefore, implicitly, so have implicit rents. Table 12 reveals that the largest proportion of tenants do not have their own independent unit but have to share their unit with others. One of the factors of the Chonsei system is that it makes access to rental units dependent on accumulated wealth. Both Chonsei system and credit rationing have distorted housing demand for the last three decades as have underinvestment in the housing sector and increasing concentration of real estate wealth in the hands of middle and upper income groups, and increasing prices, while over crowding also continues to be a problem. Table 12 Distribution of Households by Tenure 1970 1975 1980 1985 1990 Korea 5,857 (100.0) 6,754.3 (100.0) 7,969.2 (100.0) 9,571.4 (100.0) 11.3545 (100.0) Owner 3,719 (63.5) -4,259.9 (63.1) 4,671.8 (58.6) 5,127.2 (53.6) 5,667.3 (49.9) Chonsei 1,019 (17.4) 1,171.3 (17.3) 1,904.5 (15.3) 2,201.9 (23.0) 3,157.1 (27.8) Rental “ 91405.6) 1,049.1 (15.5) 1,231.3 (15.5) 1,892.5 (19.8) 2,172.6 (19.1) Others 205 (3.5) 273.9 (4.1) 161.6 (2.0) 349.8 (3.6) 357.6 (3.1) Cities N/A 3,412.6 (100.0) 4,670.0 (100.0) 6,330.8 (100.0) 8,462.4 (100.0) Owner 1,509.9 (44.2) 2,007.3 (43.0) 2,617.2 (41.3) 3,429.9 (40.5) Chonsei 1,048.5 (30.7) 1,657.1 (35.5) 1,970.2 (31.1) 2,927.5 (34.6) Rental " 738.8 (21.6) 931.9(199) 1,554.5 (24.6) 1,900.1 (22.5) Others 115.4 (3.4) 73.7 (1.6) 188.9 (3.0) 205.0 (2.4) Note: Unit: thousand households, numbers in parentheses are percentage 1) inchides monthly rentals with deposit Source: Korea National Housing Corporation, Housing Handbook, 1983, p. 14, 1989, p. 12, 1994. p. 18. National Statistical Office, Population and Housing Census, 1970, 1975, 1980, 1990. 62 3-4. Housing Prices and Afiordability High housing prices relative to household income have hurt the ability of urban families to afford adequate housing, whether rental or owner-occupied. Large capital gains from real estate may also have worsened the distribution of wealth and income. Table 13 and Figure 5 provide indices (1974:100) of the prices of housing, land, construction materials and all other goods as well as real GDP, urban household consumption expenditure, money supply (M2), and the rates of return on savings deposits and on curb market loans during the last 18 years. Housing prices increased by 960% , registering an average annual rate of 17.1 percentage, over a period of 16 years. This pace of increase was much faster than the rate of growth of the consumer price index (CPI) at 10.8 percentage per rate of 5.7 percentage. After a dramatic increase during a period of high inflation in the late seventies, housing prices stabilized between 1984 and 1987 and then rose sharply in 1988 and 1989 (Kim, Kyung-Hwan, 1991:1-5). 63 Table 13 Trends in Housing-related Economic Variables: 1974-1991 vent Real UC" M," W’ LPK LPs” LP6 W—PI PC Cfi RYD RC GDP " °‘ 7’ M8) 9’ ‘0’ ML 1974 700 100 100 100 100 100 100 100 100 100 100 10‘0- 1975 107 134 128 139 127 132 122 126 123 125 115 141 1976 121 167 164 176 161 153 148 142 132 144 134 199 1977 133 193 239 220 215 201 216 154 151 159 153 280 1978 146 259 323 287 320 474 387 173 175 182 181 406 1979 157 343 402 396 373 505 472 205 216 215 215 589 1980 154 415 510 502 417 572 553 284 281 276 257 853 1981 164 498 638 609 448 593 592 342 311 336 299 1154 1982 176 578 810 623 472 644 625 358 325 360 322 1452 1983 197 631 934 764 559 1016 824 359 338 372 348 1826 1984 215 688 1006 787 633 1253 1002 361 334 380 383 2264 1985 230 741 1 163 787 678 1354 1080 365 327 390 421 2808 1986 259 813 1377 766 727 1404 l 149 359 325 400 421 3456 1987 289 935 1640 820 834 1493 1309 361 328 413 510 4255 1988 322 1095 1992 929 1063 1912 1694 371 355 442 S60 5106 1989 342 1239 2387 1064 1402 2570 2235 375 379 465 -- -- I990 477 -- -- -- 1691 3348 2838 -- -- 508 -- -- 1991 525 -- -- -- 1907 3722 3220 -- -- 556 -- ~- Note: 1) UC: Urban Consumption 2) M2: Money Supply 3) HP: Housing Price 4) LPK: Average Land Prices in Korea 5) LPS: Average Land Prices in Seoul 6) LP6: Average Land Prices in 6 Major Cities 7) WPI: Whole Sale Price Index 8) PCM: Price of Construction Material 9) CPI: Consumer Price Index 10)RYD: Return on 1 Year Deposit 11) RCML: Return on Curb Market Loan Source: Son. J. Y., An Economic Analysis of the Land Problem and Land Policy, Korea Development Institute, p. 34, 1990. Korea Housing Bank. A Demand for Housing Loan Model. 64-66. 1989. Bank of Korea, Economic Statistics Yearbook, 1988, 1989. Figure 5 Trends in Housing-related Economic Variables: 1974-1991 Index 1974-100 5m.1..____.-_____..._.._____.._._...._.__________.___. p—-—______-___—————-____ ———____-_-___-___——-—__—___ ————-—-——-1 / 4. 4,. s, 0 icii“i%i‘riii+ :4 :2 8 ° N g s g a at at at 8 8 at on v- v- 1— v- 1- v- 1- v- ‘- + Real GDP —X — Urban Consunption + Miner 89999 +110th Pnces +Average Land Prices (Korea) .....__ Average Land Prices (Seoul) .3. Average Land Prices (6 nnjor clles) _.._ Wiole Sale Prtoo hdex —Prlce of Construction Nhterlals *Consumer Fl'lce hdex .g- Return on 1 year deposit + Return on curb narlet loan 65 4. Housing Institutions In the 1960s and 708, Korea reorganized its housing institutions. There are three types of organizations: public, semi-public (non-profit or publicly supported), and private sectors. The public sector is represented by the local Construction Bureau/Ministry of Construction and the semi-public sector by the Korea National Housing Corporation (KN HC). Although the implicit importance of these institutions is extended into the private sector, which is not easily quantifiable, we can still see how important is each institution by the proportion of completed housing units during the last three decades. Table 14 shows that the private sector plays the major role in housing supply in Korea. Figure 6 shows the relationship of housing institutions and residents’ income levels. There is also a public housing program for low-income families. Table 14 Housing Supply of Public / Semi-Public / Private Sectors - Housing Supply. ' i * Period. (1962281). ' Units Percentage Plibli'éfswm 7f 7f; 7f Local Government 534,049 20 semi-subtle{sectoral:11: * KNHC 222,451 9 PrlvateSector 2,608,620 71 Source: Korea Housing Bank, Housing Economic Statistical Yearbook, 1994. Korea National Housing Corporation, Housing Handbook, 1994 66 Figure 6 Public/Private Classification by Participation, Fund, and Target Groups in Housing Supply | Public g— fientral Government J————— Housing Policy Planning Development of Housing Investment Plan Minimum Living Standards ———§EOC&1 Government r—fi Implementation of Housing Supply Scheme Supply of Local Government Housing fi . , . Housing Quality Control 14%0‘71'855651351113: income Control of Private Sector’s Activity I l Irn lementation of Public Hous' Su 1 MC P mg PP Y t J Scheme Low and middleoincomc families (SALE) we Mobilization and Management of Housing Fund , - - 4 Supply of Private Housing Private Build“ & Deve10pers 1 Implementation of Private Housing Middle and high income New I a .1. s | ——{Eonstruction Firms 1———1Construction of Public and Private Housing ——1 Private Money-LendaE}——— Supply of Private Housing Fund :Institution Systems f ] :‘ll‘argetGroup Source: revised from KNHC, Housing Policy Development Research. pp. 307. 1983. ("D (I 67 5. Housing Finance Housing is not only a valuable and durable good but also expensive. The lack of access to mortgage financing by middle or lower income group causes a concentration of housing demand in that economic class. Finance plays a major role in the housing operation system and can be utilized to facilitate effective demand for housing. Effective financial strategies selected by government can promote the housing construction industry by the efficient allocation of funds in the housing market. In addition, housing finance is an effective policy instrument, providing an anticyclical measure through promotion of housing activities when the national economy is in a sluggish phase. However, Korea's housing finance system has several problems. Lack of funds to be mobilized into housing is a chief concern. Renaud criticizes such major problems of a system as attributable to financial repression (1987, 1988), which refers to a set of regulations that forcing “domestic savings into pre-determined sectors of the economy and which set deposit interest rates below the market rate"(Renaud, 1989z4). In terms of mobilization and supply of housing finance, almost all of the housing finance in Korea is covered by the Korea Housing Bank (KHB) and the National Housing Fund (NHF), two of the major housing finance institutions. KHB is the main organization responsible for raising and disbursing funds for housing. Initially, it provides housing finance loans and raises its funds through collecting deposits, sale of housing debentures, and borrowing from the government. 68 Among two different kinds of housing finance, KHB has taken care of both permanent financing and construction financing. Permanent financing gives a loan to the household in lien of the house to be purchased. This will increase the household’s housing affordability and facilitates transactions in the housing market. Construction financing provides a short- term loan to the house builders. This financing promotes housing construction activities (Lee, K and Sohn, K., 1989). It is important to understand the source and use of funds by KHB in terms of Korean housing finance. Deposits received show wide fluctuation, which affects mobilization of availability of loans. On the other hand, Worker’s Property Formation Savings Deposits and housing installment savings deposits show a steady increase, as expected. These two long-term deposits are the major sources of stability in KHB’s fund mobilization, since the deposits are utilized solely for loans. The share of loan collections by KHB shows a very low level compared with other financial institutions. In 1987, the ratio of loan collections to the total fund was 7.4 percent. This was mainly due to the high ratio of permanent financing in asset management. Therefore, the KHB is under a heavy pressure to mobilize sustained banking activities. NHF has, however, maintained a strong position in main housing loans. The NHF system was established in 1981 in order to implement the Comprehensive Housing Construction Plan. The fund is used to provide loans for site development and national housing construction. The sizes of housing units are limited to below sixty m2 69 for housing construction loans. The amount of the loan31 per unit is between five million won and six million won, depending on the size of housing units and the area where the site is located. A total loan amount of 731,202 million won was provided from the NHF to build 118,953 dwelling32 units between 1982 and 1987. Among the total amount of loans, about fifty-eight percent was provided to the public rental housing projects of local governments and KNHC. Meanwhile, domestic saving rates and the propensity to save have an important relationship to housing finance. The propensity to save is an important factor for housing finance in terms of sources for homebuyers or housing loan lenders. Domestic savings rates are high, for example 38 percent in 1988. In comparison, the savings rates of many other developing countries are around 5-10 percent (Chang, 1986). One of the important reasons for the high savings rate in Korea is the need to accumulate funds to purchase a house. This unusual propensity to save partially accounts for Korea’s active housing development. Table 15 exhibits mortgage loan conditions, expressed in terms of amount, period, and interest rates. 3’ The maturity term is twemy years with a one—year grace period. The interest rate is 5 percent per annum for rental housing and 10 percent per anntnn for owner housing. 32 A ‘dwelling’ is a “building or part of a building which provides structually separate living accommodation’. 70 Table 15 The Conditions of Mortgage Loan Sector ’ ' ~ 1 Amount Period (years) Interest Rate - 7 ; ; (% of Value) ; (1%) ; ‘ Public 4 50 20 11 - 13 Private. 7 h 70 or less 3 - 20 14 Source: Korean Housing Bank, 1982 There has been a continuous increase in the supply of housing loans by KHB and in residential investment (Table 16). However, a comparison between 1986 and 1987 shows an unusual relationship where a larger number of houses were constructed with a smaller supply of housing finance. This implies that the housing finance system in Korea covers a small portion of the housing construction activities. 6. Housing Program A housing program is a plan for implementing a housing policy. In general, after a housing policy and priorities have been established, the housing authority designs a housing program which consists of specific targets, such as the number of housing units to be constructed within a given time. The targets are justified on the basis of expected housing needs and demands among target groups and spatial allocations by the public and private sectors. However, there is usually a gap between targets and performance, which should be examined. 71 Table 16 Aggregate Index of the Housing Activities" GNP Residential No. of Annual Ratio of Constant Housing Housing Supply of Loans over Investment Units Housing Housing Constructed Loans Investment (%) 1970 17,013.0 855.8 115,000 5.95 0.695 1975 26,1135 1490.8 179,951 35.94 2.41 1980 36,6723 2179.1 211,537 281.32 12.9 1985 52,7054 2742.3 227,362 889.82 32.44 1986 59187,8 3395.4 288,252 864.63 25.46 1987 66,3196 3658.1 244,301 1096.86 29.98 Note: 1) Unit: Billion won Sources: Bank of Korea, National Accounts, 1987. Korean Housing Bank, The Statistical Yearbook of Banking Services, 1987. programs. This approach considers the public and private as a whole housing sector rather than as specific targeted groups (Fable 17). Targets, finance, and land are the three main components of housing programs. Since housing is not only used as a service for social welfare but also as a tool for an economic development plan in Korea has adopted a comprehensive approach toward the basic types of housing Korea, housing programs have been designed as five-year short-run plans. 72 Table 17 Dwelling Construction: Planned and Realized by Initiation” .. ; Public. I Private Public - .Privatc 8.4 91.6 12.2 87.8 6.0 94.0 12.8 87.2 30.0 70.0 30.0 70.0 38.4 61.6 44.5 55.5 43.2 56.8 47.6 52.4 45.0 55.0 33.3 66.7 15.0 85.0 8.0 92.0 5.2 94.8 13.8 86.2 .;:ie:i:i 19.5 80.5 18.9 81.1 {521977-81 22.7 79.3 31.9 68.1 21982-86" " 26.8 73.2 30.5 69.5 1988-92 2’ 20.4 79.6 - — Note: 1) Unit.% 2) Two-Million Houses Program Source: Korea National Housing Corporation, Housing Statistical Yearbook, 1990 Korea Housing Bank, Housing Economic Statistical Yearbook, 1994 Ministry of Construction, Yearbook of Construction Statistics. 1993. Table 18 shows the results of housing programs which have a good record in terms of the percentages of housing programs completed. From the viewpoint of progress made in public housing programs, Korea has a high growth rate from a 12 percent total completed housing units in the first housing program (1962-66) to 41 percent of total completed units in the fourth housing program (1977-81). Table 18 Housing Construction Plan: Planned and Realized: 1962-1992 73 SYear Housing Units Eunds Plan Period Planned “ Realized ” R/P (%) Planned 2’ Realized 2’ R/P (%) 1962-66 Public 40,266 39,915 99.1 5,864 4,602 78.5 Private 435,074 286,020 65.7 33,093 47,619 143.9 Total 475,340 325,935 68.6 38,957 52,221 134.0 1967-71 Public 30,000 69,613 232.0 4,793 38,344 800.0 Private 470,000 470,725 100.2 86,584 238,837 275.8 Total 500,000 540,338 108.1 91,377 277,181 303.3 1972-76 Public 250,400 228,766 91.4 254,000 369,473 145.5 Private 582,600 531,825 91.3 1,045,000 1,125,805 107.7 Total 833,000 760,591 91.3 1,299,000 1,495,278 115.1 1977-81 Public 512,000 497,792 97.2 600,000 2,973,317 495.6 Private 818,000 618,234 75.6 2,040,000 6,310,900 310.8 Total 1330.000 1,116,026 83.9 2,640,000 9,314,217 352.8 1982—86 Public 618,000 549,344 88.9 5,957,000 5,272,600 88.5 Private 813,000 605,727 74.5 16,531,000 12,039,800 72.8 Total 1,431,000 1,155,071 80.7 22,188,000 17,312,400 78.0 1988—92” Public 900,000 905,000 101 13,136,000 - - Private 1,100,000 1,812,000 136 51,147,000 — - Total 2,000,000 2,717,000 165 64,283,000 — - Note: 1) Unit: dwelTing unit 2) Unit: Million won 3) Two Million Houses Program Source: Korea National Housing Corporation, Housing Statistical Yearbook, 1990 Korea Housing Bank, Housing Economic Statistical Yearbook, 1994 Ministry of Construction, A Study on Housing Problems and Policy Development in Korea, 129,1985. Korea National Housing Corporation, Housing Handbook, 5263,1987. 74 7. General Housing Policy Issues and Evolution of Housing Policies Housing policy refers to the range of activities that public and private sectors jointly undertake to provide housing services for a society. It may be used as an instrument to influence the settlement patterns of a nation or a city. Korea recognizes the overlap and importance of both sectors and integrates their involvement in its housing policy. However, in such an inclusive approach, government always plays the dominant role and the private sector lacks details of policy and documentations to enhance its position. Housing policy receives low priority in national development policies in many developing countries because housing is an expensive investment involving large capital outlays. However, this is not true in recent situations in Korea, where housing has been regarded not only as a means to achieve social welfare and income redistribution, but also as a tool for economic development. Thus, housing programs are connected to economic development programs, which are examined below as aspects of housing supply and demand policy. Housing supply focuses on expanding housing units, and housing demand relates to enhancing housing purchasing power. Over time both of these aspects of housing policy have been greatly influenced by a general land policy, which has evolved through historical land reform movements, referenced above, and has more recently evolved as a new town policy where a decentralized urban population is 75 particularly encouraged.33 Such a diffusion strategy has introduced the question of housing distribution into the supply question. However, supply, rather than distribution, is more emphasized. As a consequence of both supply and distribution issues, public housing remains too expensive for low-income families, even though less stringent requirements for eligibility to public housing have been established. Therefore, distribution as a component of supply (spatial, scale, target groups, equity, etc.) should receive heightened attention in Korea. Such factors become evident by their absence in the five year plans made by Korea during the last half century. 7-1. Summary of Korean Housing Policy The evolution of housing policy can be examined by dividing the postwar period into 1945-61 and subsequent five-year planning periods (Chung, 1985). The following segments review the evolution of Korean housing policy. Each economic development plan includes goals and objectives of general policy, accomplishments and results. 7-1-1. Postwar Transition (1945-61) There are two subtle divisions of housing policy and program in the Postwar Transition Period, 1945-61. The first part of the period from 1945 to 1954, was marked by a huge immigration of about four million Koreans returning to their 33 See the site of new town near Seoul at the Appendix II. 76 homeland after the country’s liberation from Japan in 1945. This sudden increase in population resulted in acute housing shortages which were worsened even further by the Korean War of 1950-53. Matters were made more difficult as new economic structure was being introduced, as for example, institution of a capital gains tax in 1950, which reduced private sector incentive to invest in housing. During the initial postwar period housing issues were addressed by the Ministry of Construction. Government gave itself a target of building one million houses for the period of 1950-56. To assist this goal, the Korea Development Bank (KDB) was created in 1953, and in 1954 was given the job of providing housing funds. In 1958, the Construction Industry Act was passed in order to promote a sound development industry and two years later the capital gains tax was abolished. The effect of these actions was felt immediately an increase in number of houses built between 1960 and 1961 over that of the previous years. In summary, during the period of 1951-61, housing was considered as part of a plan to address social needs. A total of 916,486 housing units were constructed, including 260,000 fabricated housing units which were provided in the form of governmental relief under the guidance of office of Veterans Administration. Data are shown in Table 19. It was, however, not enough. Although the national housing supply rate was increased, the housing shortage remained at 17.3 percent, while the shortage in Seoul was significantly higher at 36 percent. During the latter postwar period housing policy had evolved as new options for housing finance strengthened demand and regulation of private and public sector 77 housing alone with relief in supply-related taxes expanded housing supply. In this process, housing policy became useful as an overall price stabilization mechanism. Table 19 Residential Construction Accomplishments: 1951-1961 Year Public Construction Private Construction Total ‘ ‘5l-‘56 * * 197,330 323,457 520,787 ‘57 -,‘ 61 * 59,150 336,549 395,699 Total ‘ 256,480 660,006 916,486 Ratio (96) g 28.0 72.0 100.0 Note: Unit: Dwelling Unit Source: Special Task Force of Planning and Coordination Dept. of the Prime Minister Office, The Evaluation Study of 1 st 5 yr. Economic Development, 708. 1967 . 7-1-2. First Five-Year Economic Development Plan (1962-66) A systematic approach to housing policy began with the first five-year economic development plan in 1962. At that time housing policy shifted from being an element of social planning to an element in general economic policy (Rho and Ha, 1987). This transition was based on the principal objective to establish a self-reliant economy. In this case, housing policy was regarded as one of the additional components of a major economic plan, and as result, priority status suffered. The housing stock shortage and deterioration of investment rates were perceived as major housing supply problems. They were addressed during this period to alleviate the rate of housing shortage. In 1962, builders were given access to construction loans for land and housing development. Manufacturers of construction materials were also given assistance, with the result that about 326,000 new dwelling units were built. Such 78 numbers were considered as progress, though they were thirty-two percent short of the target goal of 475,000. Attempts to address the demand side included a self-housing program, which targeted the homeless. It was adopted in 1962, with the objective enabling a household to borrow from the KDB an amount of fifteen to forty percent of that household’s own funds. However, the most important development was the creation of the KN HC in 1962. This institution maintained broad responsibilities including land acquisition and development, housing construction, management of public housing, and installation of infrastructure for large scale housing development. The initial capital investment was 500 million won. With such a national initiative, local administration structures were needed to articulate policy effectively. This was accomplished with the 1963 amendment to the Public Housing Act, which led to a distinction between the first category (KNHC) and a second category (local government) of public housing initiatives. During the period of 1962-66, more than 52 billion won was actually invested, thirty four percent more than planned. According to the plan, the private sector was to build as many as 435,000 units but ended up with only 286,000, or sixty-six percent of the target. The public sector was to produce 40,000 units and are this target (Ministry of Construction, 1985: 22-26). The overall performance however, was quite disappointing. While the number of dwellings built fell far short of the target, money invested rose above what was planned because the government had to keep up with rapid 79 increase in dwelling prices. The result was public sector share of housing supply at 85 percent and of finance funds at 15.1 percent, which were only 12.2 and 8.8 percentage of what was to be realized. The private sector thus played a major role of housing policy. However, it was still less than that of developed countries where level of housing investment over the GDP averages 5.5 percent. In Korea during the five year plan, the level of housing investment over the GDP was only 1.7 percent. The ratio of housing supply also declined from 84.2 percent in 1960 to 74.6 percent in 1966. These facts suggest that at that time, the government’s direct investment into the housing sector was limited because of greater demand for investments in industry, production equipment and infrastructure facilities. Housing investment had low priority. To sum up, the major development in this period was the access of the homeless to long-term housing loans and the founding of the KNHC. 7-1-3. Second Five-Year Plan (1967-71) The housing stock shortage was still a major housing problem during this plan period. In order to alleviate the shortage, expansion of the housing supply became a main objective of housing policy. In terms of achieving the goal of expansion, new construction in this period was a phenomenal success (Chung, 1985). The initial target of 500,000 units was exceeded by 8.1 percent. Sustained price hikes led to an investment of 277 billion won, which was expanded by 800 percent. This surpassed the planned amount of 91 billion because of bikes in the cost of housing construction components. 80 Both public and private sectors did well. The public sector exceeded the target by 132 percent while the private sector exactly met the plan’s goal. Such a success can be explained by a series of measures. In 1967, Korea Housing Funds (KHF) was created as a financial institution with an initial capital investment of one billion won. The fund was allowed to issue housing bonds. In the same year (May 19th), the Korea Housing Funds Act was amended so that 15-25 year loans could be made for small dwellings of 66 m2 floor area or less. On January 4th, 1969, the Korea Housing Funds was renamed by KHB. These changes certainly strengthened the demand for housing. However, faced with rapid urbanization, creeping inflation, and land speculation, the government adopted, in 1967, anti-speculation measures including a heavy capital gains tax and other price stabilization measures in 1971. On the supply side, pre-fab techniques for high-rise apartments were introduced. A series of amendments of the Building Industry Act during the 1967-71 period led to an upgrading of the industry’s technical and financial capabilities. In the meantime, the capital of KNHC was raised to 10 billion won, and initiators of public sector housing (KN HC and local government) were given tax allowances. Further tax allowances were made in the income tax and a 50 percent capital gains tax was limited to cases where the lot size was less than ten times the building area. A few other minor tax law changes were made. The most important development of the period was the creation of KHB. This period was marked by a huge expansion in the housing finance system and its funds and relatively mild restrictive measures, with the result that the construction target was 81 exceeded. However, at the same time, the public and private sectors had to invest much more money. The actual investment amount was 203 percent more than planned, and a general decline began after 1969. The expansion of housing investment came following moderate economic growth. The share of housing investment had increased from 1.7 to 3.4 percent. Nonetheless, the level of housing investment was still almost half that of developed countries. 7-1-4. Third Five-Year Plan (1972-76) With the new KHB and KHNC in place, a systematic approach to housing policy was easier, though it led to an overall housing policy emphasizing the role of public housing. Evidence of this is found in an 18.2 percent increase of the share of public sectors compared to the previous planning period. This period’s target was to build 833,000 dwellings units, but ended up with 760,591 units, or 91 percent of the target. About 1.3 trillion won was planned for investment, but the actual investment was 1.5 trillion won. The creation of 760 thousand housing units may be attributed to the 30.1 percent showing of the public sector. The overspending of housing investment was mainly caused by hikes in land prices. For example, in Seoul, the share of land cost amounted to 52.5 percent of total housing prices at that time (Planning and The Coordination, Office of the Prime Minister, 1977: 529), while in earlier periods the percentage was low. The increase represented an inflation rate. Thus, the construction target was almost met with relatively moderate price inflation. 82 Both public and private sectors met 91 percent of the target, in spite of a global economic shock in 1972 in response to the oil shock induced by an aggressive OPEC position. In response, Korea relaxed some anti-speculation measures, which deepened the real estate market suddenly. In addition, to strengthen the economy, slackening since 1969, the money supply was increased and interest rates were reduced. In 1972, the government set up for the first time a ten year housing construction plan, which symbolized an intention for serious involvement in housing issues. The MOC initiated the main activities of this plan and its independent control of implementation. Furthermore, the government was now actively involved in maintaining several newly enacted comprehensive housing laws. This plan included, among other things, the use of foreign loans. In 1973 the public sector, which includes KHNC, the central government, and local governments, set a maximum housing size at 85 m2. The 1973 amendment of the Housing Construction Promotion Act led to a precise definition of public sector dwelling sizes: 60 m2 - 85 m2 (single-detached) dwellings, 40 m2 - 85 m2 (row-houses), and 40 tn2 - 85 in2 (apartment). The capital of the KHB was raised to 20 billion won (Ministry of Construction, 1986). However, as the economy became overheated by the real estate boom in 1974, a series of restrictive measures were taken once again. This period was marked by several changes in housing laws (Table 20) and related-taxes, a greater distinction between public and private sectors, and international factors, which were significant, though without direct involvement as that in the initial postwar period. The share of housing investment over the GNP increased a little from 3.0 to 3.6 percent; however, this portion was absolutely short compared to that of 83 developed countries (6.8 percent) during this period. Furthermore, the housing supply ration also decreased from 71.2 percent in 1970 to 74.4 percent in 1975. Table 20 Housing Policy Goal in Housing Related Law {Laws i 3 f . . - 1 Content V. .i 7 -, ’ Public Housing Law (enacted in 1963, To improve housing situation and public abolished in 1972) welfare by constructing public housing for low-income households. Housing Construction Promotion Law To improve overall housing service and (enacted in 1972) public welfare by planned supply of housing. For this, the law deals with housing finance, production and supply of housing materials. Housing Construction Promotion Law To promote living security of tenant (amended in 1977) households and to provide better housing service for all The law to promote living security of the prescription to promote living security of working class and to support saving the working class and to support saving (enacted in 1987) Source: Lee, K., and Sohn, K. A Study on the Optimum Allocation of the Housing Finance, Korea Research Institute for Human Settlement, February, 1989. p. 9. 7-1-5. Fourth F ive-Year Plan (1977-81) This period was characterized by housing stock shortage, an imbalance of housing supply and demand, and an economic recession beginning in 1978. There was also a sudden rise of housing prices and poor quality of housing construction. To cope with these difficulties, price stabilization became an important housing policy measure (Table 21). Several major laws were enacted to stabilize dwelling prices. In addition the government worked out a system of housing sales and strengthened a transaction tax. 84 The target for new housing during this five-year period was 1,330,000 units with 2.6 trillion won. However, no more than 1,116,000 units were built (83.9 percent of the target) and about 9.3 trillion won was spent, or 253 percent more than planned. This result reflected an unprecedented price increase since 1976, attributable to real- estate land speculation. The speculation was partly due to the large inflow of funds from the Middle-East as a result of construction exports (Chung, 1985). The reaction of the government was immediate. To combat speculation, in 197 8 the government not only sharply increased capital gains taxes but also imposed a system of land sales permits, making speculative land transactions traceable and more difficult. Measures intended to curb rising housing costs were in conflict with the overall goals of expanding housing supply. As a result, housing production, which attained in 1978 a record high of 300,107 units, fell sharply to 251,000 units in 1979 and 211,537 in 1980. The doubling of the price of oil in 1980, international economic recession, and domestic recession, a drop of 5 percent in the GNP, were also major causes of weakening housing construction at that time. The government therefore relaxed the 1978 measures by cutting the capital gains tax.34 In June 1981, broad measures were taken to recover from the economic recession following 1978. In addition, there was the separation of the National Housing Funds (NHF) from KHB Funds. The idea was to allow the MOC to control the NHF better. 3" The action was applied differently. For real estate held less than two years, capital gains taxes were cut from 80 to 75 percent. For real-estate held for more than two years, captial gains taxes were cut from 70 to 50 percent. 85 On the supply side, on December 31, 1977, the Housing Construction Promotion Act was substantially amended, and builders were classified into “designated” and “registered” categories according to their qualifications. There were also changes in regulations concerning building codes, infrastructure installment, and house sales. However, the most important development was the creation in 1979 of the Korea Land Development Corporation (KLDC), with the mission of providing low-cost residential land. The KLDC’s capital was 200 billion won, raised to 500 billion won in 1980. The capital of KNHC was also raised to 50 billion won in 1978 (Ministry of Construction, 1985). 7-1-6. Fifth F ive-Year Plan (1982-86) This period was characterized by controlling the excess demand for housing and sale prices of housing. The target for the entire period was 1,431,000 units, and the target for the sub-period 1982-84 was 660,000 units, of which 579,000 (87.7 percentage of the target) were built. The swing of dwelling construction which started in 1979 continued until 1981 when annual production was no more than 150,000 units. In the meantime, the housing shortage rate which was 22 percent in 1970 reached 30 percent in 1980. This was enough to alarm the concerned authorities. The government reacted by providing a series of incentive measures. All new dwellings built within a prescribed period were given reductions in capital gains taxes. Lands sold for new dwellings was exempted from a capital gains tax. Acquisition and registration taxes on public sector dwellings (85 m2 or less) were cut by 30 percent. 86 All these measures were taken in 1982. In fact, dwelling construction increased from 150,000 in 1981 to 191,920 in 1982, 226,000 in 1983, and 222,000 in 1984. Thus, there was a recovery, but it was slow. Table 21 Housing Policy Measures To Promote Construction 0 Pr1vately Operated o Natlonal Housmg Fund Housing Funds 0 Worker’s Saving 0 Land Development 0 Public Development Corporation - Designated Firms 0 Advanced Sale Equity 0 Transfer Income Tax 0 Housing Bond Bidding - Control of Housing System Prices Tenant Protection Law 0 Housing installment Rental Housing Supply Deposit National Housing Funds Funds Subscriber’s Deposit Source: Lee, K., and Sohn, K. A Study on the Optimum Allocation of the Housing Finance, Korea Research Institute for Human Settlement, February, 1989. p. 12 87 7-1-7. The Sixth Five-Year Economic Social Development Plan35 (1987 -1991) This period was characterized by an increased scale of planning in which both economic and social policies were combined. Improving housing supplies for low- income groups was a specific agenda which emphasized the expansion of public land development for housing sites. In addition, the plan aimed restrain and speculation by raising property taxes for owners of multiple residences, and by stabilizing housing rental rates with institutional support for the housing rental industry. The sixth five-year plan was interrupted by the Two-Million Houses Program, which led to creation of a new and more ambitious program. This shift of emphasis coincided with an important political transformation. In 1987 the first presidential election took place without illegitimate activities. This introduced a new era of democracy and social initiative. 7-1-8. The Two-Million Houses Program (1988-1992) The Korean government initiated the five-year Two-Million Houses Program of 1988-1992 in order to meet ever-increasing housing stock demand. The plan was developed in 1987, and has been implemented since 1988. It made a significant contribution to easing the housing stock shortage problem. It also stabilized housing 3‘5 From this plan. the governmem changed name of five year plan i110 the economic social development plan. This fact represent: that they imend to focus on balancing economic and social development. 88 prices, provided new housing units of various sizes, and established higher quality housing on a massive scale. The plan called for dramatic expansion in the current housing supply capacity by constructing a total of two million housing units. In addition, the rate of housing investment over the GNP was to increase from 4.6 percent (1980-1987) to an average of 6.5 percent. The level of construction capacity extended to 400 thousand housing units per year from a level of 200 thousand in previous years, reflecting improved housing productivity capacities, including human resources and materials (Yu, 1992). As shown in Table 22, the housing program was successful in promoting new housing construction on a massive scale. The first year saw 317,000 new building permits. The number of residential building permits issued accelerated to a maximum level of 750,000 units in 1990. In 1992, the four-year aggregate amounted to over 2.17 million. That year saw 575,000 building permits issued, implying that over 2.77 million units were supplied for the entire planning period, approximately 35 percent more than the initially-targeted two million units. 89 Table 22 The Two-Million Houses Program ‘88- ‘88-’92 ‘88-’92 ‘88 ‘89 ‘90 ‘91 ‘92 ‘93 ’92 results Ratio result result result result results results Plan 8 s s s Total 2,000 2,717 136 317 462 750 613 575 695 Public 900 905 101 1 15 161 270 172 195 227 Sector permanent 190 190 100 - 43 60 50 37 - rental public 50 21 42 - - - - 21 189 housing - rental 20 15 75 15 31 — sale 30 6 20 6 158 long term 150 171 1 14 52 39 65 15 - - rental worker 150 144 96 - - 61 36 47 38 - rental 50 43 86 20 12 1 l 10 -sale 100 101 101 41 24 36 28 Small-size 360 379 105 63 79 84 63 90 - Sale Private 1,100 1 ,812 165 202 301 480 449 380 468 Sector Note: Unit: 1000 dwelling units and % Source: Ministry of Construction, '94 Comprehensive Housing Construction Plan, 1994.2. The plan was driven by the creation of a system of five new towns near Seoul. These were Bundang, llsan, Pyongchon, Sanbon, and Jungdong. Table 23 provides the scale and target population of new towns. Table 23 New Town Development Plan E‘EEClasSIficanon Total Bundang” Ilsan Pyongchon‘ -: Sanbon .Jungdong Areal) g 15,153 5 ,985 4,757 1:496 19267 19648 .;;‘:}Con3truction 294 97.5 69 42.5 42.5 42.5 housmg units 29’ T Population 1,176 390 276 170 170 170 Note: 1) Unit: 1000 pyung, 1 pyung equals 3.3 In1 2) Unit: 1000 dwelling units 3) Unit: 1000 persons 4) for the map of new town location, see appendix IV Source: Ministry of Construction, Housing Construction Plan in the 6th five-year Economic Social Development Plan, 1988.8. It is clear that the Two Million Houses Program improved the short-term supply of housing considerably. In addition to other factors, it must certainly have contributed to the fall in housing prices in Seoul (Renaud, 1992). These achievements notwithstanding, the plan has recently drawn much criticism. The primary one is that the rising housing construction boom, which started in 1989, touched off excessive investment in construction, resulting in a shortage of construction material and a stampede of manpower into the construction industry, virtually jeopardizing other segments of the national economy. The sale price of these housing units may not reflect fully the cost of the resources involved. It also had a negative impact on inflation and wages. Furthermore, this program achieved some of its results by overriding the institutional problem of the housing sector in general. These measures did not resolve the apparent problems. Nor did they provide a program of institutional, regulatory, financial, and fiscal reform. 91 7-1-9. The Seventh Five-Year Economic Social Development Plan (1992-1996) The Seventh Five-Year Economic Social Development Plan set the average economic growth target at 7.5 percent per year during the period. This downward readjustment of the GNP could be pursued by reducing consumption and investment. The average annual rate of growth in construction investment was lowered from 17.2 percent in the sixth plan period to 7.5 percent. Where the housing sector is concerned, the plan implies reduction in housing investment, because construction investment is considered to be less productive and more inflationary. A large volume of housing investment is required to meet them, suggesting that housing investment decisions must be somehow integrated with those for the national economy. With respect to housing markets, demand will accelerate with rapid increases in household and in per capita income, and the demand for better quality housing will rise as middle-class households expand (Kim, J. 1993). 7-1-10. Summary of Evolution of Housing Policies The evolution of the postwar Korean housing policy can be summarized in the following terms. First, the primary objective of the housing policy so far appears to have been the production of new dwellings. Second, housing policy in Korea has evolved in the three following areas: (1) the expansion of housing finance through the 92 KHB, designed to increase demand, (2) the production of low income housing through KNHC, and (3) local government and the promotion of private sector housing. As far as housing finance and public sector housing production are concerned, the policy has achieved what it set out to achieve. However, the most apparent failure of the policy has been the difficulty of promoting private sector dwelling construction. This could be explained by overregulation of the building industry on the one hand and, to some extent, the industry’s lack of access to interim financing. The third shortcoming of housing policy in Korea is that it has been too often subject to an overall economic stabilization policy. In each of the five-year plan periods examined, an expansionary housing policy was accompanied either by anti-speculation or an overall economic stabilization policy in such a way that expansion in dwelling construction was short-lived (Table 24). This has perhaps been necessary for stable economic growth (Table 25). However, the result is a mounting housing shortage. The final comment which can be made about the postwar evolution of Korean housing policy is that taxes have not been used to effect a cyclical stability of dwelling construction, with the exception of using capital gains taxes for fighting speculation. There is no reason why housing-related taxes should not be used for recovering the slack in, or extending the expansion of dwelling construction. One conclusion that emerges from a review of the evolution of housing policy in Korea is that housing policy should somehow be a little more separated from the overall economic stabilization policy without, of course, provoking real-estate speculation. In addition, it 93 appears imperative that the private sector play a more active role in housing finance and construction. IE!‘ 2.. The first housing policy issue is the priority ordering of housing investment. There is no doubt that the highest priority is the housing shortage. It must be pointed out that the solution to the shortage problem will also attenuate the problems of affordability and the equity in housing welfare distribution. In order to develop a comprehensive set of alternatives for a ten year housing investment plan, the top priorities are: (1) New housing investment plans should be designed with attention to the segmented housing markets. Given the distinct needs, affordability, and consumption behavior of families, each sub market characteristic should be accounted for in designing appropriate policies. (Lim, 1987: 183). (2) To be effective, a housing program should define the target group and formulate targeted minimum standards, taking into account the physical character of the dwelling, dwelling control, environmental locus, and relative locus. (3) The role of the public sector should be emphasized in housing production of low-income housing. State-developed rental housing for the low-income groups should be expanded. (4) The government's contribution to public mortgage funds should be increased and the long-term mortgage financing system of the KHB should be further developed. 94 (5) Government intervention in the housing market should be based on social need, and should limit private monopolies. Table 24 Housing Policies in Economic Plam Plans Objectives Planned Housing Supply Rate The. lst To promote self-help housing 77.7% (‘62-’66) construction The’2ndn e To promote housing construction by the 76.8 % (‘67-’7 1) 4 private sector The 3rd To promote housing construction both 78.9% (‘72-’76) by the private and the public sector The 4th . To promote the supply of housing sites 80.0% (‘77-’81) ~ and smaller housing units The5th Stabilization of housing price 78.4% 3.24 pyung Person (‘82-’86) The 6th To promote the supply of housing for 78.4% 208,000 Rental Units (‘87-’91), the low income households Source: Lee, K., and Sohn, K. A Study on the Optimum Allocation of the Housing Finance, Korea Research Institute for Human Settlement, February, 1989. p. 10 Table 25 Major Characteristics of Economic Development Plans 95 2) Figures in parentheses denote the actual growth rate 3) PO represents Principal Objectives 4) P means Period 5) EG means Economic Growth Rate 6) MP meam Major Policies Source: 543% MED? ’ . Second Third EDP PM EDP * Fifth EDP. , , Shah EDP: i“ " 0'31: ' EDP ' .7 _ ‘ . , j 3‘ ,, _ . 7 , , , 7 ‘ ‘ , , . I V ; T , 7 ‘7; _: *5 Correction Mod-ermzat Coordination of Achievemem of Stabilization of Enlnncing growth {0. of ‘socio- ion of growth, self-generation prices comrol 33.53}: economic inchrstrial stabilization growth Raising of Strengthening C f vicious structure and equity Promotion of equity productivity Internationalization - circle’ Promotion Achievement of through social Promotion of Improving the {333.5 Establishing of self- self- developmem distortions in the living environment the a self- reliam development Technical economy and if; reliam economy Maximization innovation and promotion of rational gigs. economy of land efficiency developmcm ff ,4 cultivation and improvemem .; fl; development ,5 1967-71 1972—76 1977-81 1982-86 1987-91 , 7.0 (9.7) 8.6 (10.2) 9.2 (5.5) 7.6 7.0 I: ", Self- Self-sufficiency Scarring domestic Curving inflation Fiscal reform “ V " sufliciency in food staples investmem Recovery of Reform of 1 of grains Improvement resources competitive power in monetary cortrol lif’fzé and of living Achievemen of heavy industry and financial 7 ,7 developme environmem balance in B.O.P. Consolidation of supervision nt of industrial Raising agricultural policy Deregulation of 25$}; forestry structure iraernational Improvement of admiristrative 1T :. and Development of competitiveness financial system comrol fisheries technology and Expansion of Overcoming energy Forming a new 3255'}: and social Formation human employment constraints pattern of economic ff' ; 1? overhead of resources opportunities and Adjusting behavior if f capital foundation Expansion of manpower government function Promotion of 322,}??? Effective use for social overhead developmera and rationalization of industrial structural ff {3' of idle industrializ capital Expansion of fiscal managemem adjustment gfli-f resources ation Improvement Saemaul campaigns Shift to competitive Development of the 32353;? Improvemen Improveme of welfare Improvemert of system and informative Q t of balance at of living conditions promotion of open industry {31; of paymeas balance of Expansion of economy Expansion of SOC e: ”f position payments investmem in Developmem of and reform of the ff Techm'cal position science and education and distribution systctn. development Raising technology manpower and {iii}; farmer-8’ lmprovemun of promotion of science f: ,"a incomes economic and technology lmproveme managemem and Establishing new fjéifzifii nt of system relationship between technology labor and .6 and managemem productivit Expansion of social ‘ u y developmem Notes: 1) Economic Development Plan Economic Planning Board. Korea ’s five-year Plan, 1961, 1966,1971, 1976, 1981, 1986 Economic Planning Board, Korea 's five-year Plan for the New Economy, July, 1993 8. Housing Issues and Problems In spite of sustained increases in resources allocated to housing, Korea has serious problems with housing shortages, worsening affordability problems, and the lack of an adequate mortgage financing system. Housing conditions in Korea have regressed in terms of rates of housing supply and homeownership during the last decade. The overall physical housing conditions, considering dwelling size and facilities or shared dwellings and density, are relatively poor. Public housing cannot meet the needs of low-income families in terms of quantity, quality, and price. The most serious problem is land speculation by middle and upper income groups, which causes high housing prices in the market. It will be a difficult task for the Korean government to solve theses issues as it seeks to improve housing quality and increase housing quantity. One of the crucial problems of housing is the absolute housing stock shortage. (Chung, 1990) Since the 1960s, there has been a growing shortage of housing, felt particularly in Seoul and other large cities. The ever-increasing number of people and industries has created a serious housing problem. The acute housing shortage can no longer be ignored, and the government has built new towns within the Seoul Capital Region. Mayo, Malpezzi, Gross (1985) argue that in developing countries governments have worsened housing shortages by trying to solve the problem through government 97 housing. Governments attempt to improve housing quality through imposing high standards and building codes, which they argue have improved nothing. In spite of a reasonable amount of resources allocated to housing, the low level of housing production can be partially attributable to a skewed distribution of housing demand and a low housing supply elasticity (Ha, 1989). The income elasticity of housing demand in Korea is positive and tends to increase with income level. While efforts to provide sufficient housing has its own associated problems, they are often complicated by the question of affordability. Traditional approaches” to the problem of urban settlement have failed to provide affordable public housing for low-income urban households because government policies have been ineffective in providing adequate housing. The main reason is that these policies have been based on a poor understanding of the nature of the problem. What they are missing is insight into aspects of the reality of squatter settlements. The government had followed unrealistic assumptions which regard squatter settlements as “cancerous growth” (Ha, 1990:297) and focusing on the physical conditions only not on socioeconomic needs. Clearly, a better understanding of target groups should make it possible to devise more effective housing policies. One approach by public institutions has to produce houses for both sale and rent to low-income groups. However, the housing authorities have concentrated on the policy of state-developed housing for sale to encourage urban households' home ownership, which excludes the low income groups, 3‘ Traditioml approaches refer to the several urban redevelopment strategies such as urban renewal project, Hapdong redevelopment project, clearance program fro squatter settlements, etc. For a detailed discussion of urban redevelopmem policy, see Ha 1990. 98 to which are attached elderly and handicap individuals. This reference should cover builders are reluctant to provide smaller units, because they are less marketable, less profitable, and therefore more risky. Under such circumstances, low-income and tenant households find themselves in a situation where suitable housing is more difficult to acquire. CHAPTER FIVE MODELS OF HOUSING INVESTMENT IN KOREA 1 . Introduction As noted in the previous literature review and existing models of housing investment, new housing investment models are now examined. A theoretical rationale and a conceptual model structure are presented by this study. Then, hypotheses and variables are constructed. Finally, models are developed to define the determinants of housing investment. The potential factors of housing investment in general are investigated first. Then, the relationship between the behavior of housing investment and the conditions of housing stock is analyzed. This relationship provides insights regarding housing investment patterns. 2. ResearchDesign 2-1. Theoretical Rationale The basic theoretical rationale for the study of housing investment determinants lies in the assumption of traditional consumer utility maximization. Under the free market economy, an individual decides how much to spend on housing following the maximization of his/her utility subject to budgetary constraints. The aggregation of all 100 individual demands for housing results in demands for housing for the entire nation. In other words, this assumption raises the question of how one country actually reveals preferences for housing provisions in a context of changing circumstances. Most housing investment determinant studies focus on the level of housing investments, which are used as dependent variables. These studies use various independent variables. Within the context of the consumer utility maximization assumption, housing analysts have attempted to explain statistical variations in housing investment, which are dependent variables, by using a regression equation. The independent variables used in the equation have been socio-economic. An example of a conventional housing investment model is Y =fi (xi. x2. x3) Equation (1) Y = a + bix, + bzxz + b3x3 ---- Equation (1) 1 where, Y represents the share of housing in total output measured as average residential construction as a percentage of the average annual gross domestic product; x 1 represents the explanatory variable of development level measured by per capita income; x2 represents explanatory variables of population growth, measured by the average annual rate of increase in national population; and x3 represents the explanatory variable of urbanization, measured by the average annual rate of population increase in cities of 100,000 persons or more divided by the average annual rate of increase in the national population. 101 We have to pay attention to the fact that x 1 can be considered as a variable measuring demand and x2 and x3 as variables measuring need. Not only for economists, but for policy analysts as well, this conventional housing investment determination model has become a standard; with only slight modifications along the basic line, they have employed similar models. The general housing investment determination model they have used is Y = f2 (x1, x2, x3, , xi) Equation (2) Y = a + bpc, +1)2 x2 + b3x3, ...... , +b,,x,, ----Equation (2)1 where, x, represents each dependent variable which is mostly related to socio-economic variables. The current study also utilizes this general housing investment model, which is the traditional model in the theory of housing investment determinants. In addition, the linkage among the independent variables is measured in terms of the correlation coefficient in the study. The proposed model is based on equation 2 above. We assume that potential factors influencing housing investment, in general, can be categorized into six dimensions. The model selects various independent variables: socio—economic status, urbanization and demographic change, policy effects, housing conditions, institutional setting, and global and foreign affairs effects. Specifically, the proposed model is In SH = a +bIIn SEO + I); In DEM +b3 In POL + b4InH0C +b5In INS + b6 In FOA + u ----------Equation (3) 102 where, SH represents the dependent variable of housing investment; In stands for the natural logarithm of the variable, 0 denotes the regression constant, b,- depicts the coefficients of each independent variable, SEO represents the independent variables of socio-economic status, DEM represents the independent variables of urbanization and demographic change, POL represents the independent variables of policy effect, HOC represents the independent variables of housing conditions, INS represents the independent variables of institutional setting, FOA represents the independent variables of global and foreign affairs effect, and u is residual, error term. Equation (3) estimates housing investment using different measurements and combinations of variables. The variables for socio-economic status characteristics are per capita GNP, total national revenue, total national expenditures, money supply, deflator index, savings rates, the consumer price index, and producer price index. Urbanization and demographic change variables include the growth rate of national population, rate of urbanization, and growth rate of the urban population. Policy effect variables are two million house program dummy variable,37 political stability38 dummy variable, and election dummy variable.39 Housing condition variables are the housing supply rate and the total number of households. Institutional setting characteristic 37 The two million houses program is a dummy variable that identifies the actual housing plan period. For more detail, see CH. Six 38 The political stability is one of a measuremem that identifies the status of the political system. We assume that less political stability is a country. the less housing investmem will occur. For more details, see CH. Six. 39 Election variable is a dummy variable that idemifies the actual election and previous year. We assume that as one of political factor, election conditions relate to housing investment. 103 variables are composed of defense expenditures and social welfare expenditures. Finally, the global and foreign affairs variable is the trade balance. Consequently, the new proposed model in detail becomes as follows: In SH = a +b, In PERGNPO + b2 In PERGNPOZ +b3 In IRO + b,, In IEO + b5 In MSO +b6 In DOMSAV + b7 In AEXPEN + b8 In CPI + b9 In PPI + c, In DPOP + c; In DPOP2 + Q; In URBRTE + d, TWOMIL + d; DPLSTABL + d3 ELECTION + d,, REALPLYI+ d5 EALPLYZ + d6 REALPLY3 + e, In NHO+ ezlnNSIZE + e3 In NIHH +f, In RAIDEF +f2 In SW6 + g] In IRABALO + 82 In INTR + g3 In EXCHANG + u ---Equation (4) where, SH represents the dependent variable of the level of housing investment at constant prices; In stands for the natural logarithm of the variable, 0 denotes the regression constant. For independent variables, SE 0: - PERGNPO and PERGNPOZ (square term of per capita GNP) represent the independent variables of per capita income - TRO represents the independent variables of total revenue 0 IEO represents the total expenditure variables - MSO represents the money supply variables 0 DOMSAV represents the ratio of domestic savings to the GNP (we can also use SAVR- saving rate, the rate of private savings to disposable income) 0 AEXPEN represents the average expenditure per person in the national budget 0 CPI represents the consumer price index - PPI represents the producer price index DEM: POL: HOC: INS: F 0A .° 104 DPOP and DPOPZ (square term of national population growth) represent the independent variables of the growth rate of the national population, URBRTE represents the independent variable of growth rate of urbanization. TWOMIL represents the two million house program plan dummy variable DPLSTABL represents the political stability dummy variable ELECTION represents the election dummy variable REALPLYI, 2, and 3 represent dummy variable of real estate regulation NHO represents the number of constructed housing units, NSIZE represents the number of persons per household, NTHH represents the total number of households, RAIDEF represents share of national defense spending over total expenditure SWPG represents social welfare spending as a percentage of the GNP TRBALO represents the trade balance INTR represents the interest rates-the proxy of long-term mortgage rate EXCHANG represents the exchange rate of won to the U.S. Dollar and u is the residual, error term. 105 2-2. Conceptual Model Structure We may make the following inferences for the modification of the conventional housing investment theory. Unlike conventional housing investment models, the new proposed models address several issues. With this in mind, we set up sub-models. 2-2-1. Global Open Model (Domestic Housing Investment and Foreign Affairs Approach) Housing investment is affected not only by domestic affairs, but also by global and foreign affairs. We assume that the global context of finance and foreign affair are related to the determinants of housing investment. Government policies are responsive to economic changes. For example, a modification in the exchange rate affects the total output of the Korean economy and influences the availability of the money supply, which in turn affects rates of inflation and balance of payments. We speculate that there is a global and foreign affairs effect on housing investment. We designed this model as a global open model, in contrast to conventional housing investment models which are closed domestic models. Korea’s major economic strategy, which is distinguished by dependence on exports and foreign finance, has affected the production and distribution of housing services. Foreign trade and exports make up a portion of aggregate spending on the government just as do domestic consumption, investment, and general government spending. 106 Foreign affairs and domestic policies are two essential factors that determine the allocation of investment in developing nations. In this dissertation, foreign affairs and global effects are measured by the exchange rate, foreign aid, and trade balance. The exchange rate, EXCHANGE, is an indicator of foreign affairs because it is a measurement of economic strength and competitiveness in the global economy. The exchange rate is a key element influencing housing investments. We assume that the trade balance variable, TRABALO, is also a major variable that affects housing investments. 2-2—2. National Allocation Model Military expenditures affect Korea’s housing investment. This cannot be understood by cross-national comparative studies. In the mid-19803, military spending exceeded spending on health and education combined. For the analysis of housing investment, we can no longer neglect the components of fiscal problems especially military spending. It is important to put military spending decisions on the same footing as other fiscal decisions, to examine possible trade-offs systematically, and to explore ways to bring military spending into a better balance with development priorities such as housing investment. We call this the national allocation model by focusing on this interaction between housing investment, military spending, and social welfare spending subject to budget constraints. Furthermore, this model accounts for an environment of decision- making for allocating resources under special circumstances. Korea spends a considerable amount of its national income on defense. This has a negative impact on the developmental 107 process and divert money from the housing market. RATDEF is an indicator of military expenditures. 2-2-3. Policy and Institutional Impact Model There is a policy and institutional effect. This model uses dummy variables to account for the different phases of government intervention and operation. By examining the role of international, domestic, and institutional arrangements in policy formulation, the variation in housing investments in Korea can be understood. The relationship between political determination and institutional settings can establish a political understanding of housing problems in developing countries. Furthermore, political factors are important to the behavior of housing investment, particularly in developing countries. For example, the housing investment decreased dramatically between 1979-81 in Korea when coups broke out after President Park Chung-Flee was assassinated in 1979. We can thus recognize the importance of political factors in housing investment. It is, however, difficult to measure and predict the influence of these factors. 108 2-2-4. Financial Model Because the level and growth rate of savings are relatively high in Korea, we assume that high savings rates will contribute to housing investment. Because of the high levels and growth rates of homeownership and dwelling size, we believe that these two variables are important in Korean’s housing investment. Some financial variables, mortgage interest rates and inflation are also expected to significantly impact housing investment. Figure 7 is a graphical representation of the model structure. It shows the relationship among the main independent variables. The figure also demonstrates the variables computed by each factor category. 109 Figure 7 Graphical Representation of Model Structure Wustruction J [residential building J ‘ """" Jin-reeideztttiel buildiri] ‘ ........ ............... ‘7 J Disposable Income J Determinants of Housing Invesnnent Jmoncy supply J i rats; J / J interestlrate (-) J J total revenue ] {total expenditure J t [GNP deflator J producer price index l J consumer price index J | J J housing costs [land price and cost J If: % [ goverment intervention J I semi-public 4] J tax burden rate (-) J——I [private sector J J J military expenditutLJ J teem welfare J (+) : positive expected relation with housing investment (-) : negative expected relation with housing investment \\ Bernographic I population change I +) J [urbanization (+) ] Housing conditions J [fining supply ratiT] J homeow nership J ‘e \\ \\ [dwelling size M O ] 0 household size m M 1 Foreign Affairs J exchange rate J trade of balance r i +_ SJ [political stability J Wmfional Settings J J election J J policy factor J 110 2-3. Formulation of Hypotheses, Variables and Models of Analysis 2-3-1. Hypotheses What factors account for differences in the share of resources invested in residential construction? One important factor is likely to be the stage of development, an index of a nation’s ability to mobilize resources for new housing. Is the size of the share systematically related to the economic development stage? There has been some theorizing about such a relationship and its nature, supported by a modicum of statistical verification. How important are demographic variables such as urbanization? The share of housing in total output is related to the economic development level, population growth, political settings, institutional arrangements, foreign affairs and urbanization. Based on the purpose of this study and theoretical discussion, the study postulates the main hypotheses developed for statistical investigation as follows: First Ha,‘10 one of the most important determinants of the level of housing investment is soda-economic factors in Korea. The growth of the economy, population, and urbanization is positively associated with housing investment. If we compare cases in other developed countries, we can assume that when housing stock is not “mature,” the factor of per capita GNP is highly important to housing investment, and the linear or the quadratic form of per capita GNP is not much different. Furthermore, other variables, particularly intereSt rates ‘0 Alternative Hopothesis 111 and inflation, become insensitive in housing investment unless the housing stock reaches a mature level. Second Ha, housing investment as a share of total output are explained by the demographic and urbanization factors in Korea. Third Ha, the level of housing investment is mostly determined by the policy effects in Korea. We assume that political factors play as critical a role in government resource allocation. Fourth Ha, the level of housing investment is mostly determined by housing conditions in Korea. If the postulate holds, then what is the magnitude of these forces? Fifth Ha, among the most important detemtinants of the level of housing investment are government and institutional factors in Korea. The budget constraint factors have affected the level of housing investment in Korea. Housing is part of a country’s politics and economy. Domestic politics with its varying political stability and institutional settings affect housing in total output in Korea. The excessive military expenditures leave little in the national treasury for the other sectors of the economy. This means that Korea spends large portions of its gross national product for defense. If the postulate holds, then what is the magnitude of these forces? Sixth Ha, housing investment as a share of total output is previously determined by global and foreign affairs affect in Korea. 112 Seventh H,, some combination of main effect variables from six different domains will generate a predictive model of housing investment that is a better predictor than the main effect variables selected from any one domain, based upon predictor variables containing a p-values s 0. 05 and an overall regression p-value $0. 05. 2-3-2. Definitions of Variables Models are formulated to test the hypotheses and to evaluate the economic development impact on housing investment. We investigate which factors affect housing investment and to what extent the Korean economy can allocate its resources to construct more housing. For dependent variables, we use three different measurements: housing investment as a share of total output, residential housing construction area per person, and housing investment per household. The appropriate method for investing and explaining resource allocation in shares committed to housing is multiple regression analysis. This analysis allows each potential determinant to be examined individually while holding others constant, and permits the derivation of the appropriate weight of each with respect to the other. Variables are defined and estimated for (1) testing the relative power of economic and demographic factors in contributing to an explanation of the level of housing investment and (2) identifying the relationship between the level of housing investment and economic development. 113 2-3 -3. Dependent and Independent Variables for Time-Series Analysis41 Dependent variables representing housing investment are divided into three different measurement categories: national housing construction investment as a percentage of the GNP, housing construction area per person, and housing construction investment per household. Independent variables are classified into six categories: socio-economic status, institutional setting, urbanization and demographic change, housing conditions, policy effect, and global and foreign affairs effect. Table 26 Variables for Time-Series Analysis A. Dependent Variable (a) CONNP: national housing construction investment as a percentage of the GNP (b) PHAREA: housing construction area per person (c) HIHSH: housing consn'uction investment per person B. Independent Variables S . -E . 51 ll . I l g (a) PERGNPO: per capita constant gross national product (b) TRO: constant total revenue (0) TEO: constant total expenditure (d) MSO: constant money supply (e) Deflator: deflator index based on 1970 (f) CPI: consumer price index based on 1970 (g) DOMSAV: ratio of domestic savings to GNP (h) UMM: unregulated interest on money markets (i) DCPI: growth rate at consumer price index (j) SAVR: ratio of private savings to disposable income ‘1 For more information - source, units, formular see Appendix V. ‘2 In order to investigate the relationship between housing investments and key variables in the national economy,we focus on estimating the elasticity of housing investmems with respect to income. In addition to income and price variables, we can include several other independera variables which may affect housing investment. 114 (k) AEXPEN: average income per person in the national budget (1) HSGEXPIN: average expenditure per household in the national budget (m) PPI: producer price index based on 1970 u l' ”H . . H .Hfl (a) DPOP: annual rate of increase in the total population (b) IRUPOP: rate of increase in the urban population (c) URBRTE: rate of urbanization (d) RURPOP: rural area population (e) URBPOP: urban area population includes that of Eup“ with more than 20 thousand (t) POPU: nation-wide population (g) URBR: annual rate of growth of cities over 100,000 divided by the average rate of growth in the national population (h) URB: rate of growth in cities over 100,000 E l' WI 15 . l l (a) TWOMIL: the two million house program dummy variable (b) DPLSTABL: the political stability dummy variable (c) PARK: Park’s Regime dummy variable (d) ELECTION: the election dummy Variable EL . Q l" H 'H (a) NTHH: total number of households (b) NSIZE: number of persons per household L.. ”.15.”,15 (a) RATDEF: defense spending over total expenditures (b) DEFR: defense spending rate of growth (c) DEFPG : defense spending as a percentage of GNP (d) DEFPB : defense spending as a percentage of budget (e) SWSP: social welfare spending in mil. won (t) SWR: social welfare spending rate of growth (g) SWPG: social welfare spending as percentage of GNP (h) SWPB: social welfare spending as percentage of the budget (i) ECRTE: economic growth rate 0) PDEN: population density E . I71 . Eli (a) TRBALO: trade balance in million US dollars (b) EXCHANG: exchange rate of won to the U.S. dollar (c) INTR: interest rate ‘3 These variables include the growth rate of the total population and the ratio between the rural and urban population. “ Eup refers to township ‘5 These variables are related to the role of government action in constructing more housing. 115 3. Patterns of Housing Investment and Fluctuations 3-1. The Level of Housing Investment and Fluctuations The level of housing investment which is represented in 1970 constant prices appears in Table 27 and Figure 8. Korea became highly unstable regarding housing investment after 1975. Housing investment in the later stage is high compare to other Asian countries. In order to diagnose the level of housing investment, the housing investment per capita is presented in Table 28 and Figure 9. We can see that the housing investment per capita has increased continuously. The pattern of housing investment per capita income is quite similar to the level of housing investment patterns. Table 27 presents housing fluctuations in terms of the percentage of change in the level of housing investment from the previous year. Figure 8 shows rather stationary patterns all through 1953 to 1993. The growth rates of housing investment are very high, 10.1 % on average. The 19.07 percent of standard deviation of growth rates represents the relatively high volatile growth rate. The periods of the Second Economic Plan and Sixth Plan have a much higher growth rate (18. 3 percent and 18.5 percent) than those of other plan periods. 116 Table 27 The Level of Housing Investment Real level of Housmg Investment ‘ Growth Rate Of Real Heumng Investment Mean so”: Mat Mm on” Mean SD” Max Min. on” 13. 5 2. 98 18.7 9. 9 0.22 2. 8 2.5 49 39. 87 -37 13 9.03 22.1 6.10 32.16 17.41 0.28 12.6 10.43 27.63 -1.46 0.83 70.1 21.37 93.9 42.7 0.30 18.3 14.35 30.9 1.3 0.78 166.9 54.95 218.9 87.1 0.33 11.1 22.55 34.8 -l3.3 2.04 . » - ~ . 410.6 86.00 483.8 279.6 0.21 8.6 28.12 39.3 31.9 3.26 (1977-81):};- Fifth Plan [2 542.1 62.94 609.9 440.0 0.12 9.08 11.49 22.8 -3.61 1.26 (198286); ' ‘ ‘“ 1225.7 539.05 1823.3 668.7 0.44 18.5 14.89 41.7 2.7 0.81 380.49 517.160 1823.35 9.87 1.36 10.1 19.07 41.7 -37.1 1.88 Note: Units: Billion won, 1970 constant prices 1) SD. means Standard Deviation 2) CD. means Coefficient of Deviation 117 Figure 8 The Level of Real Housing Investment Bllllon won iiiiiggiiii I- Level of l-bus'ng hvestment + growth rate of investment Table 28 Housing Investment Per Capita 118 “mod ’7 - i f 7181389," ' 59D? 0 Max, 5 Min: c1137?) Postwar transition‘(195361)._-, ' 58.3 N 11.26 H 76.22 145.79 0.19 '1 ‘Pirstplan‘(l96266)fi= 78.6 18.88 110.27 63.84 0.24 second Planf(1967'—1971) , J 222.2 62.28 285.4 141.7 0.28 ThirdPlan(1972~76)' ‘ ' 478.4 149.67 620.4 259.9 0.31 FourthPlan (1977481) - 1092.3 223.79 1269.1 767.8 0.20 Tilthiplan (1982—86) ~ . : J 1345.0 138.53 1480.9 1118.9 0.10 Sixth Plan (1987-91) ' 2874.9 1224.04 4214.1 1608.4 0.43 Research-Targett1953—93) ; _; 866.28 1104.94 4214.1 45.79 1.28 Note: Unit: won, 1970 constant prices 1) SD. means Standard Deviation 2) CD. means Coefficient of Deviation Figure 9 Homing Investment Per Capita 1 95319561 9591 9621 9651 9681 #119741 9771 9801 9831 9861 9891 992 —e-— Housing Investment per cap} 119 3-2. The Share of Housing Investment and Fluctuations The share of housing investment as a percentage of GNP appears in Table 29 and Figure 10. Examining the share of housing investment overall for the 1953 - 1993 period, Korea has an average of 3.61 percent. The Sixth Plan period (1987—1991) has recorded a 6.0 percent. The pattern of the share of housing investment increased from 1.7 percent in the First Plan to 4.9 percent in Fifth Plan, then peaked to 6.0 percent in Sixth Plan period (1987-91). Housing fluctuations in terms of the percentage change in the share of housing investment from the previous year appear in Table 29 and Figure 10. The average growth rate of share of housing investment and its variance are high. It increases from -1.4 percent in the Fifth Plan to 9.7 percent in the Sixth Plan stage. Overall, there is a 1.5 percent growth rate overall from 1953-1992. 120 Table 29 The Share of Housing Investment as a Percentage of GNP Share of Housing Growth Rate of Share of Housing Investment Investment Period Mean so." Max. Min. c.D.”Mean 3.1). 1’ Max. 17111 on." Postwartransition 1.8 0.37 2.53 1.36 0.21 -2.6 28.19 39.22 -41.68 -10.78 (19521—61) FirstPlan 1.7 0.24 2.04 1.42 0.15 3.3 13.56 17.24 -17.70 4.14 (1962-66) SecondPlan 3.0 0.43 3.5 2.5 0.14 8.3 17.54 22.6 ~16.5 2.11 (1967-1971) ThirdPlan 3.8 0.83 4.9 2.9 0.22 -3.4 26.08 27.1 -34.9 -7.76 (1972—76) FourthPlan 5.0 0.80 5.9 4.0 0.16 3.3 24.81 29.0 -33.6 7.50 (1977-81) FifthPlan 4.9 0.67 5.9 4.3 0.14 -1.4 15.58 16.0 -18.6 -1o.75 (1982-86) SixthPlan 6.0 1.87 8.2 41 0.31 9.7 17.05 35.3 -7.0 1.77 (1987-91) ResearchTarget 3.61 1.82 8.2 1.36 0.50 1.50 20.63 39.2 -41.68 13.78 Note: Units: % 1) SD. means Standard Deviation 2) CD. means Coefficient of Deviation 121 Figure 9 The Share of Housing Investment as the Percentage of GNP 9 40 8 J 30 t 7 - i ’0 , g 20 6 _- 10 5 - 0 3‘ a! D 4 -. -10 4 3 _. -20 2 t. J -30 1 JJ J ‘ -40 l l 0 ‘ J -50 (‘0 d3 (0 no In In (O CO e 92 92 2 !— Share of housing investment —.—grow th rate of share of housing investment I Table 30 New Housing Construction 122 "Floor Area: 3: Period.'.,~_*-;._~_._._ Mean. ' {standard 9' Maximtim“-Minimum* , Coefficient _ . 1 , . _ J .‘fDeviation ‘ ' 'J ., v .4 J- ’ 5 » orpeviationi Postwar transition (1953—61) 402.5667 175.7513 734.8 262.5 0.436577 First Plan(l962-66) 945.16 496.025 1731 390.6 0.524805 Second Plan (1967-1971) 4098.6 1641.185 5885 1977 0.400426 Third Plan (1972-76) 8773 2727.126 11623 4524 0.310854 Fourth Plan (1977-81) 14036.2 2661.378 17516 10308 0.189608 Fifth Plan (1982-86) 20406.8 2253.452 22518 16651 0.110427 Sixth Plan (1987-91) 45859.6 31631.17 70927 21639 0.689739 Research Target (1953-92) 13223.32 17383.74 70927 262.5 1.314627 (Unit: FA 1000 m‘) DwellinsUniii; T :Periodtjfj.‘ . ' ' ' ' _ Mean. ; . Standard. ._ '_Maximum ‘ Minimum' Coefficient._;géz _ -: If . - , w ' abeviatioo . w .aneviamf’f Postwartransition (195361) 8372.333 ' 3290.638 ' 14727 i i 85154 0.393037 ' First Plan (1962-66) 14205.2 6354.965 23353 6990 0.447369 Second Plan (1967-1971) 58371.2 21374.52 80956 28812 0.366183 Third Plan (1972-76) 91388 18724.81 109347 60832 0.204894 Fourth Plan (1977-81) 94984 30208.98 124789 51644 0.318043 Fifth Plan (1982-86) 70219.4 11312.66 89255 61252 0.161105 Sixth Plan (1987-91) 94304 19359.95 122679 69110 0.205293 56553.68 39449.03 124789 5154 0.69755 Research Target (1953-92) (Unit: DU) 123 Figure 11 New Housing Construction Building Permit UnnufloorAnn 140000 -. 1201100- _____ 100000- ..... .. 140011) #120011) Unlt: DU _______________ —-—-..20000 +hbw rbus'ng Construction Sliding Farm'ts by Floor Area *Mw i-bus'ng Construction Blid'ng Famis by Duality Uits 124 New housing construction is usually measured by housing statistics of dwelling units and floor area. In the case of Korea we can replace new housing construction permit data for real new housing construction although there is a reliability problem involved in using building permits to trace the recent evolution of the housing stock. For a consistency check between the building permits data and actual construction data, we note that the slight difference of 3 percent exists. It may be due to a limited amount of illegal construction across all urban areas. We see that basically new housing construction patterns are consistent with the previous level and share of housing investment patterns (Table 30). Figure 11 demonstrates that housing quality in terms of floor area per new construction unit has improved in Korea. A recent estimate of new housing stock demand runs as high as 5.9 million units by the year 2001. The estimation is based on the assumption that a close relationship exists between per capita income and housing investment. (Kim, 1993:336) Housing fluctuations in terms of the percentage of change in new housing construction from the previous year appear in Table 31 and Figure 12 Korea had negative growth in the Postwar transition period and in the Fourth Plan period. 125 Table 31 The Growth Rate of New Housing Construction FlOOrw‘A’rea;-fl _ Period. 3' ' - 7 _' , Mean - Standard, Maximmn :_ Minimum _. Coefficient . .p 2‘;Deviation'.,lg " i. _' -iofiDeviation-- Postwartransition(195461) -2.3 ' 37.64 J ' 40.72 H -7547 ' ‘ ' ' ' -16.49 ' ' First Plan (1962-66) 24.5 18.83 47.75 5.15 0.77 Second Plan (1967-1971) 19.3 17.98 38.7 -5.2 0.93 Third Plan (1972-76) 6.3 29.02 42.9 —23.7 4.64 Fourth Plan (1977-81) -1.8 29.91 26.5 43.0 -16.48 Fifth Plan (1982-86) 12.9 17.78 38.1 -5.6 1.38 Sixth Plan (1987-91) 14.7 23.21 36.5 -20.1 1.58 Research Target (195492) 9.51 27.02 47.8 -7547 2.84 (Unit: 1000 m‘) Dwelling-Unit. V , Period ' ~ """ Mean j Standard. Maximo Minimum ; coefficient , . .1 . , ; -. .. . . .1 Devan” ] i ’1 J J. ' '7 “Deviation Postwar transition (1953-61) -5.7 40.08 41.90 -80.36 .707 First Plan (1962-66) 17.2 27.86 44.81 -19.57 1.62 Second Plan (1967-1971) 19.8 17.00 40.1 -5.5 0.86 Third Plan (1972-76) 0.0 24.88 37.0 -26.1 -1334.82 Fourth Plan (1977—81) -14.7 30.12 25.0 -50.4 -2.05 Fifih Plan (1982—86) 1.6 24.97 27.8 -35.7 15.94 Sixth Plan (1987-91) 5.2 22.73 22.4 -34.1 4.36 Research Target (195492) 2.63 28.87 44.8 -80.36 10.99 (Unit: DU unit) 126 Figme 1 The Growth Pate of New Housing Permits 60 -40, -60. )- b h <1- .. 1 11111111 I 7" I '1'- 1 T TIH VII IWYSUIIT I 111 NWO!- [x BN5 § § 888880.883 s FFFFI—FFFFFP“ Year + Growth Rate of New l-busing Construction Buid'ng Emits by Floor Area _._Growth Rate of 'Mw l'bus'ng Construction Building Ernie by Dwel'ng this I CHAPTER SIX TESTING MODELS OF HOUSING INVESTMENT IN KOREA 1 . Introduction This chapter is an empirical interpretation of explanatory analysis concerning several housing investment models. First, it presents the overall data description and correlation relationship for various housing investment models. Second, the chapter illuminates determinants of housing investment by using factor analysis. The chapter factor analyses verifies the implications of empirical findings of the various housing investment models. Third, it tests the specifications of the housing investment models. Three analytical methods were used : (1) Pearson correlation analysis, (2) factor analysis and (3) multiple regression analysis. The analysis began with selection of dependent variables. Out of 75 variables, 11 important variables were selected for regression analysis. There were initially 36 independent variables which were grouped into 6 categories according to similar characteristics. Regression equations were then derived for the most important categories of housing investment. Qualitative variables were treated as dummy variables. 127 128 2. Data Description and Data Collection The data of income variables are collected at 1970 constant prices. The results are quite different from the current prices. It is important to use constant prices because these are more appropriate in our analysis by representing dramatic changes of trends. Observations of population growth are based on census data, as are the estimates of mid-year population to calculate the growth rate from the previous year. The long-term mortgage rate is considered as the interest rate in our analysis. Per capita GNP can be termed as the level of income, and ratio of housing investment over the total output can be termed as share of housing investment. As stated in the literature review, most of the studies used per capita GNP, and percent of housing investment over the total output as dependent variables. The data description in the housing investment models is presented in Table 32. In order to identify important dependent variables to perform regression analysis, initially 10 dependent variables were introduced to Show the different aspects and diversity of housing investment. But due to the limited scope of this research, a reduced number of categories were needed. This was done by using correlation analysis and factor analysis. Table 32 Descriptive Statistics 129 Valuables PERGNPOJ ECRTE J j TRoJ TEOJ . - MsoJ DEFLAJ EXCHANGE Np, ; 41 41 41 41 41 41 41 Min, 29.815 -37 66.533 53.6 40426.667 2.2 18 Max. , 583.447 13.8 5282.15 6291.58 288739312 122.4 88890.2 Mean 182.463 7. 563 1440.271 1535.173 735363. 538 40.029 439.444 Var. 29178.249 15.551 251786061 275633539 582552E+12 1245.73 73888.975 ,J 1 3.1)}? . 170.816 3.944 1586.777 1660.221 763251.183 35.295 271.825 ‘ Medi.” ‘ 110.562 7.6 587.609 851.53 561769.231 27.2 398.9 Variables CPI TRBALO PPI J DOMSAV J HSGEXPIN J INTR DPOP N 41 41 41 40 33 40 40 Min.) 7.5 4078.667 1.1 1.358 27.16 8 -0347 . Max. 1005.8 1590.081 108.6 35.877 486.031 19.5 4.403 Mean 1 307.354 -768.109 42.015 19.736 202.869 12.726 1.768 Var. . : 100608.413 871441.39 1625.545 148.977 15068.821 8.224 0.95 s, D}? 317.188 933.51 40.318 12.206 122.755 2.868 0.974 Medi! ' 130 -781 17.91 20.345 168.772 13.87 1.574 Variables URB J HIHSH J URBRTE J HGLOPC J PHF PDEN J IRUPOP‘ N, _ g 40 33 40 27 19 41 39 Min _ 45.78 3.568 37.2 0.18 11.3 205.1 -0.467 Max. _ 22.131 155.93 83.7 301.366 2711.219 443.6 9.957 Mean ‘ ' 4.461 46.32 56.374 57.28 762.53 335.751 3.733 var, , 65.087 1872.505 248.968 6813.685 787120.71 5785.103 3.918 * . 8 S. D." ~ 8.068 43.272 15.779 82.545 8887.198 76.06 1.979 Mani. 4.919 35.497 52.8 2791.08 17.231 345.3 3.423 Variables NTHH J NSIZE J HRTE J RATDEF J NHF J swsp J SWPG N 33 34 35 40 19 33 33 Min. ,; ' 4358 3.7 62.9 6.247 24.6 104 2.2 Max. 11907 5.87 82.5 62.189 3414.266 108708 4.8 Mean 7 7127.818 4.948 75.423 27.334 950.068 23152.242 3.752 var, J~ 488589890 0.531 25.421 169.186 13695906 996388000 0.439 s, D," ; 2210.407 0.729 5.042 13.007 1170.295 31565.619 0.662 Medi. ~ 6702 5.225 76.9 4.586 414.546 5806 3.9 Note: 8. D means Standard Deviation 130 2-1. Correlation Analysis Pearson correlation technique is applied to investigate the correlation patterns. Two types of correlation matrices are developed: (1) correlation among independent variables, and (2) correlation between selected dependent variables and independent variables. 2-1-1. The Correlation Relationship among Dependent Variables Because of the different meanings of these measurements of housing investment, the relationships among these patterns are to be examined. Table 33 shows the correlation matrix of these measurements. We can see very high correlation coefficients (over 0.8) among these measurements. Since new housing construction is the major component in the level of housing investment, it is important to find that this variable is statistically significant. However, the coefficient of PBBCDW and other variables are quite low, so the PBBCDW variable is eliminated from dependent variables. Figures 13 and 14 show the relationship among these measurements which are transformed by normalized plots.46 The original units of the series have no effect on the plot; each series has the same amount of variation. Normalized plots (Z = (ll—2‘2) are helpful in studying the S .D x. ‘6 Normalized plots (so-called 2 Scores) are normalized the series by dividing the differences of the series and its mean by its standard deviation. 131 joint movements of two or more series with different units of measurement. We can see quite a coincidence among these patterns of three measurement in general, although a slightly different pattern appears between the level and share of housing investment from 1953 to 1968. Table 33 Correlation Matrix among Dependent Variables CONNP , HIHSH ‘ PHAREA ‘ REso PBBCDW ~, CONNP];I] 1 1.00 ; HIHSH? I 0.916 1.00 PHAREA. 0.861 0.980 1.00 RBso 5 0.860 0.984 0.982 1.00 ‘Pnnch: 0.774 0.602 0.573 0.496 1.00 Note: RESOzLevel of housing investment CONNP:Share of housing investment PHAREA: Per capita new housing construction area HIHSH: Per household level of housing investment PBBCDW:New housing construction by dwelling unit 132 Figure 13 The Relationships among Housing Investment Patterns by Normalized Plots Normalized Z J111 f1 11 TTTIV'TTW ,3; .J 1953 1956 l- 1959 1962 ._ 1965 I. 1968 .t 1971 1974 1977 1 1 1 1 L L V I T V T T a- v- s- 1983 + Level of I-bushg tweatrrant + Shae of I-bushg hveatn‘mt +New Buidhg ConstructbnErrrtaby FloorArea +New Buldhg ConstructionEmisbydweIrgunls 133 Table 34 and Figure 14 show the relationship among the housing growth/fluctuation patterns. We can see that highly coincident growth patterns exist. The growth pattern between the level and share of housing investment is still coincident with each other. The correlation coefficient among housing investment growth patterns has statistical meaning; however, it is much lower than that of the housing investment pattern itself (over 0.5). We may find that the floor area is more correlate than that of the dwelling unit approach. It can be said that the floor area approach is a more accurate representation. 134 Figure 14 The Relationships among Housing Investment Growth Patterns by Normalized Plots q 1---- .l | 011 N . J i N = -1- -- i o z -2‘l- ————— -3. --------------------------------------- -4 1 111 1 1111111 111111111111 TIIIIIITTTTIIIIIIIlVTITfifiITTHIIIIII E N O ('0 03 N ID (I) ‘- 3 Ix O In 8 8 8 N N N co no a: O) O) O) O) O) a: O) O) O) F 1- ‘- 1- v- 1- v- 1- a- s- 1- V- ‘- Year + Growth Rate of Real Housing hvestment + Growth Rate of Share of Housing hvestment _._ Growth Rate of New Construction Floor Area + Growth Rate of New Construction dw ell'ng units 135 Table 34 Correlation Matrix among Housing Investment Growth Patterns . ' IRHIV IRCONNP GRPABCFLO IRCONNP 0.973 GRPABCFLO ' 0.601 0.555 GRPBBCDW 0.562 0.515 0.914 Note: IRHIV: Growth rate of the level of housing investment IRCONNP: Growth rate of the share of housing investment GRPABCFLO: Growth rate of the new housing construction by floor area GRPBBCDW: Growth rate of the new housing consn'uction by dwelling unit 2-1-2. The Correlation Relationship among Independent Variables The correlation matrix of independent variables in housing investment model is presented in Table 35. The level of housing investment is highly correlated with the per capita GNP(0.826). The coefficient of TRO, TEO, M80, and SWSP to the Per Capita income shows very high (over 0.97). This may dominate the relations over other variables’ relationship. Therefore, these variables are also eliminated for regression analysis. The results of correlation analysis are described below. The three population variables show that they are moderately correlated. Population density is negatively correlated with population growth (DPOP). Several income measuring variables [per capita GNP, total revenue (TRO), total expenditure (TEO), and money supply (MSO)] are strongly correlated to each other. Among the four housing related variables, most of them are moderately correlated with each other. Considering the correlation with housing invesnnent, three variables, such as, people in housing units (NSIZE), number of households (NTHH), number of housing units (NHO) 136 are highly correlated with each other variables. However, housing supply ratio (HRTE) are negatively correlated with all other housing variables. 137 X: .6. 2.6.6. 6NN6. M6666. 2N6. 36.6 «66.6 mmm6- 6: .6 6x. .6- 2 N6 N6N6- cemd. 3&6- 666.— 664 6.95 MHI7= gag Nana-lead 0.4493 3.6- www.cr mcn6. «find. 66m6. 06— .6 666.6- m666 >696 66N6 V696 mmmd- NN66. m6m6- 66nd 666.— 2.96. 63.6- 658.6. 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N666- 3.66 N226 6666 6.66 mcm .6 $66 5.66 6666 N256 _m.~.6 6x66 666.— Min. "6:2 En— 063m 6320. 666:“me 620E ZC_._.Um._m mmOhé mum: mN_mZ 22,—.2 ZQO 6.5—mm: mm: 6066 66.2— 2.668sz > , (0.719) (0.244) (0.295) (0.334) URB ’ '- 65.121 -338.504 72.683 76.221 121.187 ' (0.958) (0.242) (0.983) (1.013) (0.583) 012132 . 0.068 18.816 0.166 0.712 ‘ 2 4: (0.227) (0.984) (0.241) (0.34) _L?-DOMSAV: 933.396 i: I. ;, j, (4.488)1 " RDOMSAV 14869.19 ' “““ (1.54) R2 .’ i * : 0.952 0.947 0.042 0.235 0.947 0.948 0.628 F , . 378.072 156.222 0.82 5.678 98.606 82.557 7.474 send , 3; 2655.11 2686.182 11100.65 9922.967 2760.941 2794.098 7504.677 #Notes5t-statistics in parenthesis, (1) significant at 0.001 level, (2) significant at 0.01, and (3) significant at 0.1 level. 179 Table 68 Housing Investment Household Model ‘ .lnvesmlént . ‘ . 5116mm , 6184- : j} i. (HIHSH) ' ' 110.513 (1.917)” ~ 0.501 (3.452) 1’ 0.193 (0.283) ‘ 0.018 f (0.219) ” 0.182 (2.287)” 0.254 (1.662) -1.244 (-1.678) ‘ 0.977 A. . 1‘ 187.196 7.221 IHM With 3 110399 effect ‘ 100.058 (1.732)” 0.522 (3.583) 1’ 0.299 (0.808) ” 0.018 (0.259) 1’ 0.088 (2.099)” -l.l61 (4.582) 16.155 (1.781)” 0.978 189.93 7.17 * 1”,“ With». 'insfimuonai * 91.508 (1.591) 0.522 (3.626) 1’ 0.285 (0 .734) ” 0.018 (0.395) 1’ -0.983 (0.893)” 0.148 (0.581) 4.09 (0.263) 13.065 (1.406)’ 0.979 166.746 7.089 Foreign affairs, domestic politics, and institutional settings affect housing production in Korea as shown Table 68. Trade Balance, and per capita GNP, Two Million Houses Program exert extensive influence on housing production. However, changes in population do not have a significant effect on HIHSH. Urbanization does affect HIHSH. CHAPTER SEVEN CONCLUSION AND FUTURE DIRECTIONS 1 . Introduction This concluding chapter discusses the overall result of the study. Throughout this study, we have found some limitations of the explanatory models. On the other hand, we suggest some recommendations for future studies for the behavior of housing investment. The policy recommendations, and the conclusion of this study are addressed in this final chapter. 2. Summary of findings Korea’s macroeconomic plans are linked to housing conditions and development that has been organized through a series of five-year plans. Central organizing structures of development have had a strong impact on private sector investment in housing through strong linkages with the macroeconomy. These circumstances indicate a significant impact on the general components of the Korean housing market. A general review of housing theory discloses that more and better housing was used as a solution to societal stress, and that state intervention was justified in the provision of housing. While existing models for housing investment related to overall allocation of resources in a country, they failed to consider adequately macroeconomic 180 181 factors. To resolve that omission, a new model is proposed. The Burns and Grebler model serves as the base of departure because it has confirmed the effects of the socioeconomic factors and urbanization. With the addition of new macroeconomic and international factors we contribute to analysis of housing in developing countries. However, in our review of previous studies of housing investment, we point out that they suffered from several major shortcomings. (1) They focus only on socio- economic variables, not policy effect. (2) They focus only on domestic affairs without considering factors related to the global setting and foreign affairs. (3) They do not consider national allocation effects within budget constraints. (4) They do not factor in the effects of institutional settings and arrangements. We have overcome these weaknesses by creating a new approach based on the data from Korea from 1953 to 1993. The time series data demonstrate historical sequences in which macroeconomic issues are apparently significant. Our model then includes both the housing data and macro-economic factors. This comprehensive approach determines statistically what is otherwise only an apparent relationship between macroeconomic factors and housing related policy experiments. For example, the Two-Million Houses Program and several anti-real estate regulation enactments have been tested. The result is that state policy can no longer ignore the housing sector or treat it as a separate domain of policy when calculating the effect of macroeconomic issues on general budgetary allocations. Our modeling of the housing investment in Korea has been guided by what we expect to be the most important determinants of residential investment. By first 182 defining a broad spectrum of determinants in six categories of factors, we allow for a generous and broadly defined test. By testing for significance and variance the determents are narrowed to about forty-seven variables divided into the six categories, which are Socio-Economic Status, Demographic and Urbanization, Policy Effect, Housing Condition, Institutional Setting, and Foreign Affairs. Of these exchange rates, balance of payment, trade balance, and interest rates are considered macroeconomic, which in final analysis allow us to concentrate on how the macroeconomic sector impinges upon the dynamics of the housing investment; and the influence of various aspects of global and foreign affairs and policy. In addition, the domestic factors allow us to correlate these macro-economic issues with the structure of institutional arrangement and how political factors affect housing investment. The empirical results of the new model reveal some important aspects of housing investment in Korea. Several interesting observations emerged from the study. Global and foreign factors are extremely influential determinants of the general economy of Korea and the housing investment within that context. Analysis reveals a statistically significant relationship between historical patterns of investment in the housing sector and the structure of Korea’s total investment. Based on our theoretical framework, factor analysis, Pearson Correlation Analysis, and stepwise regression analysis are used to select variables. Regression models using time-series data are estimated to establish the empirical relationships. Results show that housing investment in Korea is statistically explained by levels of income, military spending, political stability, housing policy, foreign affairs, and 183 global context of finance. Demographic pressure did not show any significant relationship on the level of housing investment. Urbanization, as measured by the ratio of urban population over total population, does correlate with levels of housing investment. These results are made more meaningful by adding international, domestic, and institutional variables to the context in which housing policy was formulated. This dissertation will help to clarify factors that influence the level of housing investment in Korea. It also helps to emphasize the relationship between housing and macro-economic factors, thus elevating housing to higher level of policy consideration. It provides housing researchers with new insights into the nature of decision making as affected by macroeconomic and political contexts, while including a social-historical context. The conceptual and empirical models, though based on Korea’s example, could be used to test for generalization for other developing countries, where housing is used as a tool for economic development. 3. Limitations of the Study Because the socio-economic and historical context of Korea includes prominent government intervention to alleviate serious housing problems, this research has strong implications concerning policy for government intervention. Yet in terms of the explanation of housing investment, there are several major limitations in our models. 184 The first limitation is that this study relies on the validity and accuracy of the two data sources, official housing production statistics and census data published by the government. With respect to reliance on government data, there is a question of its dependability. Because the research of almost all of our sources is built on data which are always questionable, we keep in mind that our sources are valid only insofar as these data are valid. The second limitation of our models is that several variables, including households (NTHH), dwelling size (NSIZE), total revenue (TR), and total expenditures (TE) cannot be tested successfully in our models because of multicollinearity problems. It might be caused by the high correlation between the share of housing investment over the GNP and these variables. It might be possible to develop a more sophisticated model for explaining the relationship between variables and the behavior of housing investment. Finally, a general limitation is an inadequate description of the private housing sector, which can hinder the full understanding of housing policy formulation; for example, who dominates the private housing sector, Chaebol, investment companies, or corporations? This information of inside structure of the construction industry will enhance the reliance of analysis. In addition, the cycle of the construction business assumes the strong correlation relationships with the general housing investment. These issues affect the impact of government regulation on the housing construction sector and the general housing investment, which present an area for future research and study. 185 4. Recommendations for Further Research The limitations of the study discussed above should be taken into consideration for further research in this subject. First, the relationship between housing stock and housing investment in Korea can be tested further. One might analyze more intensively whether the maturity of the housing stock condition (representing over 1 housing supply rate) is the major determinant of the stabilized behavior of housing investment. We may further investigate this preliminary finding by a cross-national study which includes the conditions of maturity and non-maturity of housing stock. Second, further research will find new approaches to deal with several multicollinearity problems. One method is to select new indicators of economic development, urbanization, and p0pulation growth. Another is to find different analytical techniques. In addition, an adaptation of the model tested here is needed to be able to apply this Korean case to other developing countries. The adaptation has to deal with cross-section pooled time series analysis. Third, if further study focuses on how government can intervene to alleviate serious housing problems facing developing countries, one must overcome the limitations of dummy variables that evaluate the effect of structural changes. One must maintain the assumption of homoscedasticity. For example, one might consider a hazard model and path analysis as new alternative methodologies. A hazard model can 186 examine each phase of capital formation and each ruling regime separately. A path analytic technique permits the testing of direct and indirect casual effects in the determination of a dependent variable. 5. The Application of the Theoretical Basis to The Key Housing Problems Throughout this study, we assess the implications for public policy. Generally speaking, there are two components of concepts of housing. First, housing is used as a solution to social problems and, second, housing is considered as only one of several government economic policies. In the first case, Strassman indicates that changes in certain government policies may lead to increases or decreases in the production of dwelling units. Government involvement through rent control, for example, discourages development and diverts funds from the housing market. One of the important tests of a housing system is the equity in the distribution of housing welfare. Housing problems in Korea may be identified in terms of the following variables: urbanization, formation of nuclear households, income distribution, dwelling price increases, land development policy, and financial repression. With respect to housing demand, some of the measures could be proposed for the expansion of supply such as the development of housing finance, low cost of land and dwelling, and a cut in the size of dwelling units will surely increase the housing demand across the board. The rationale for government intervention in housing has been justified, and the role of government is important in dealing with relationships 187 between economic and political structures and the established housing system. The Korean government should keep this view in mind: government has role in housing because of its social responsibility and housing should not be left entirely to free market forces. 6. Policy Reorientation and Policy Recommendation Korea's housing problems manifest themselves in terms of absolute housing shortages, relatively poor quality, over crowding, lessening affordability, and skewed distribution of housing welfare. The most obvious reason for these housing problems is the rapid increase in housing demand caused by urbanization, accelerated formation of nuclear households, and past demolition of a great number of dwellings. Korea's housing shortage has been due essentially to three variables: skewed income distribution, skewed wealth distribution, and rapidly rising dwelling prices. The results indicate that government intervention has a significant impact on housing, yet the housing sector is also coupled with macro-economic factors that are outside the view normally taken by domestic planners. 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" * Units ‘ {GNPU 97; Current GNP Bil. won :IGNPD ‘ V Constant GNP in US dollar at 1990 10 Mil. $ GNPO L_ . f Constant GNP (W) Bil. won EGDPU‘ ' ’ Current GDP Bil. won {GDPO l i _x I ; Constant GDP Bil. won rQNII- ff ‘ ‘ '7 National Income Bil. won 7NIOC , National Income (constant) Bil. won j NDI : '7 National Disposable Income Bil. won nNDIO ., 7. _‘ National Disposable Income (constant) Bil. won PGFC'FU , . Current fixed capital formation Bil. won j GFCFO ‘ . . ~ Constant fixed capital formation Bil. won GDCFU Current Gross Domestic Capital Formation Bil. won j-GDCFO' ~ j Constant Gross Domestic Capital Formation Bil. won IRFCE ~ Q Increase Rate of Final Consumption Expenditure % E'IRGFCF ~- Z, Increase Rate of Gross Fixed Capital Formation % : IRGFCFI ‘3 Increase Rate of Gross Fixed Capital Formation (constant) % jCONSU: Construction Bil. won {CONSO ' f 7, Construction (constant) Bil. won ; RESU, 5} ~ . ' Current Capital Formation in Resid. Bldg Bil. won 'RESO; ' . . Constant Capital Formation in Resid. Bldg Bil. won IRHINVE 1 f Growth Rate of Level of Housing Investment % IRHIV 1 Growth Rate of Level of Housing Investment (constant Reso % r ., . . j based) CONPCT Constant Housing Investment as % of Constant GDP % {GPCPOG Constant GDP per Capita 1000won ir-GPCPOZQ Q} (GDP/Constant Capita)z 1000won CONNP * f. *' f Constant Housing Investment as of Constant GNP % fiPERGNP Per capita GNP lOOOwon :PERGNPOE“; Per capita GNP (constant) Mi1.won FRGNP .: - If? l/GNP - EGNPIND: GNP Index - ECRTE .. . Economic Growth Rate % TR ,. j Total Revemre Bil. won TRO _ _ < “ Total Revenue (constant) Bil. won TE 6 “ Total Eyenditure Bil. won {TEO ~ ,9. Total Expenditure (constant) Bil. won EMSTWQ l. ~ ‘“ MoneLSupplL Bil. won MSO if Money Supply (constant) Bil. won f GRMS f ' f Growth Rate of Money Supply % DEFLATOR Deflator Index - {'DEFLAI ' Deflator Index - :‘(GRDEFA ’f Gowth Rate of Deflator % EXCHAN; .. ’ Exchange Rate of won to U.S. Dollar won. 207 ‘ CPI - V ‘ Consumer Price Index ( 1970 base year) - '[ TRBAL 1 ' * Trade Balance in million US dollars Mil. $ ‘ TRBALO 3 Trade Balance in million US dollars (constant) Mil. $ IGRTRBAL Growth Rate of Trade Balance % 'ijPIj , ~ : _ y , Producer Price Index - {SAVf , f ~ _ Gross Saving Bil. won CSAVR - f? f Ratio of Private Savingg disposable Income % TDOMSAV 1 7 , Ratio of Domestic Savigngs to GNP (1954-1992) % i RDOMSAV l/DOMSAV - INIPC " i Z" Per Captia Natioml Income 1000 won PERGNPO2 - Per capita GNPz 1000 won “HSGEXPIN j Average expenditure per household in the national budget (1962-92) 1000 won [INTR ' '3 3 Interest Rate % E'DCPI ' 1' Growth Rate at Consumer Price Index % 'jPRSAV. . : Private Saving Bil. won CPERGNPD 1 _ Per Capita GNP in US dollar 3 RTPERGNP . Growth Rate at Per Captia GNP % HIPC I (If g 7 Housing Investment Per Capita won . IRCONNP . . Growth Rate at Constant Housing Investment as of Constant GNP % j'POPU ‘ i * Population 1000 POPO ‘ V - Pop. Incities over 100,000 1000 J DPOP _: w j ~ Rate of Growth % 3DPOP2 " [3 (Rate of Growth)2 - fURB . 1q_ l Rate of Growth in cities over 100,000 % URB2 I . 0 (Rate oflgrowm in cities over 100,000)2 - [POPUM ‘ i__ Pop. in millions 1000 EPOPOM j . f *- ,{ Pop in cities over 100,000 (in millions) Mil. Q URBPOP} j Urban population 1000 CRURPOP __ Rural Population 1000 URBRTE. f Urbanization Rate % QURBRTEZ ‘ Urbanization Ratez - URBR . ' ' . annual rate of growth of cities over 100,000 divided by average % * f. = 'p L rate of growth in national population URBR2 ‘ 7: ~. .. URBR2 - PDEN “ , “ . Population Density Per sz IRUPOP ; ‘ Increase rate of urban population % 'ZPABC. . 1 j Permit Authorized for building construction: Total, Number of dwelling unit ‘ building [PABC FLO ' " Permit authorized for building comtruction: total, floor area 1000 m2 :ZPABCFLOD- ' 1 Permit authorized for New Housing Construction by dwelling use 1000 at2 :W‘: _ 7“, 1 .5“ ,3 by floor area [PBBCDW * V Permit authorized for New Housing Construction by dwelling use dwelling unit j} j I * I .1 ' .g by du NTHH } Total Number of Households 1000 NSIZE ' i = Person Per Each Households - fiNHO' ? if »' } Number of Housing Units 1000 “ GRPABCFL [. Growth Rate of the New Housing Construction by floor area % :‘GRPBBCD j : Growth Rate of the New Housing Construction by dwelling unit % W I’ '1 C 7 [HRTE '_ .. Housing Supply Rate % 208 THNC ‘, . .i Number of Housing Constructed. 1000 ,NDEX f . " National Defense Expenditure Bil. won 'NDEXO ” ’5 National Defense (constant) Bil. won RATDEF ' . j Share of National Defense over Total Expenditure % DEFSPI’ . i * Defense spending in Mil. won Mil.W. DEFR,’ ; ‘ . ._ Defense spendigate of growth % DEFPG ' I - ' . Defense spending as percentagfie of GNP % - STCF * V ' Share of Fixed Capital Formation % [*SHTOGD. 3, Share of GDP over Residential Building % {YPCNI . ; ' x Share of housing flestment over national income % VLGPCPC ‘ log form of constant GDP per cafla - .LNIPC . ' log form of per capita national income - ”LPERGNP log form of per capita GNP - LCONPCT. . logform of constant housing investment as % of constant GDP - LYPCNI V ' log form of share of housing investment over national income - f’ LCONNP, ‘ log form of share of housing investment over GNP - PHAREA if I Per Capita new housig construction area 0.001 m2 j LPHAREA' log form of PHAREA - [AEXPEN . I per capita average expenditure in the national budget 1000 won 'LAEXPEN ’ log form of AEXPEN - JPARK . , , The Park’s Regimezdummy variable - ELECTION The Election Dummy Variable - TWOMIL I , The Two Million Housing Construction Plan Dummy variable - DPLSTABL, , The political stability dummy variable - STOGRO . , ‘ growth rate of housing units (NHO) % 'HHSGRO ’ . rowth rate of households (NTHH) % ; DENGNP ‘ ‘ Defense spending as percentage of GNP % TBR TaxBurdenRate % : UMM. H j Unregualted interest on money markets % SWSP . , Social Welfare Spending in Mil. won (1962-93) Mil . won 1 m " ' Growth Rate of Social Welfare Spending (1962-93) % : SWPG 1 f i - Social Welfare Spending in Percentag of GNP (1962-93) % SWPB- : . f I , Social Welfare Spendipgis Percentage of Budget (1962-93) % HIHSH ] ‘~ ’ 1 . 1 Per Household Housing Investment 1000 won HGLOPC -‘ f I Per capita housinQan from Korea Housigrg Bank 1000 won _fHGLO . i f :, Total Housing loan from Korea HousingBank Billion won NHF. . ‘ 'f 1 National Housing Fund by KHB Billion won TPHF‘ . ' - f » ,' I Public Housing Fund blKHB Billion won " HPOL 1 ’ ,,_ 7 f Strength of anti-speculation measures ~ NHGUN . * . Total number of Housinngonstruction dwelling units ijHGUNP- } Total number of public housing construction dwellng units LNHGUNE} Total number of private housing construction dwelling units HCFUN ‘ ~ {C Total Housing Construction Fund Billion won QRINTj , f Real Interest Rate % TIWPI f L ' f Wholesale price index (1970=100) % {MSGNPH j V» 4 M2 /GNP % EPDSGNP- ' - j ~ I: Domestic Savings as percentgge of GNP % ijSGNP 5 * Foreign Savings as Erecntage of GNP % {EXGNP f Exports as percentaggf GNP % 209 APPENDIX H. Site of New Towns Around Seoul (”x/"l o n r ) san .f._ / . F \j a \l I Sangkye .) ’\ prAfV .\- .r'l ./ ./ ' ./ /. Seoul L. J " Inchon r'\.-\ i? J _r"' .1 )Mokdong ‘_ I / 1311;533:111}- 1th ' K/ \} Kwangmyong ,f'u' I'J' /° \-/"/ 6 gr . . . ‘ Kwachon 0 Bundang . 0 / Pyongchon OAnsan 751' Suwon a - 4.06m 210 APPENDIX HI. List of Sample Nations In Model BG modelescoumms) “ West Germany Australia Australia Belgium Belgium Bolivia Bolivia Canada Canada Chile Chile Colombia Colombia Costa Rica Costa Rica Denmark Denmark El Salvador El Salvador Finland Finland France France Greece Greece Honduras Honduras Iceland Iceland Iraq Iraq Ireland Ireland Israel Israel Italy Italy Jamaica Jamaica Japan Japan Kenya Kenya Luxembourg Malta Malta Netherlands Netherlands Norway Norway Panama Panama Philippines Philippines Portugal Portugal Puerto Rico Puerto Rico South Africa South Africa South Korea South Korea Spain Spain Sweden Sweden Switzerland Switzerland Thailand Thailand Turkey Turkey U.S. U.S. United Kingdom United Kingdom West Germany 211 APPENDIX IV. Glossary Chaebol Chonsei housing services Sal-Wol-Sei Elasticities housing program pyung conglomerate dominating the Korean economy, as a group of companies under a single and centralized control whose level of total sales is one of the highest throughout all industries. For more detail see Kim, Eun Mee. 1990, 1991, 1992. the tenant pays a large cash deposit - its size is usually a third to a half of the price of the housing - to the landlord at the beginning of the tenancy instead of monthly rental payments. The deposit is refunded at the end of the lease period. The landlord takes the interest on the deposit as rent. a phrase that defines the utility a resident gets by living in a dwelling units. It refers to the sum of all services, inclusive of neighborhood attribute provided by a housing unit during some period of time such as space, privacy, availability and dependability of utilities, and other features of the unit which provide comfort and pleasure. substantial deposit with monthly rent weights in nondimensional units that assess the response of the dependent variable to changes in the explanatory variable. components of a wide array of public policies with multiple goals. the standard measurement unit for housing is the pyung; it is equal to 3.3 In2 212 APPENDIX Variables For Time-Series Analaysis ll: IIC'IIEI'-S'!l' (a) CONNP: national housing construction investment as a percentage of the GNP (GNPO) (1953-1993) Unit: % CONNP is GNPO divided by RESO. Source: Bank of Korea, Economic Statistics Yearbook, 1965, 1970, 1974, 1980, 1981, 1986, 1989, 1990, 1991, 1993, 1994. (b) PHAREA: housing construction area per person (1962-1992) PHAREA is PABCFLO(the national new housing construction area) divided by the total population size(POPU). Unit: 0.001 m2 Source: Bank of Korea, Economic Statistics Yearbook, 1965, 1970, 1974, 1980, 1981, 1986, 1989, 1990, 1991, 1993, 1994. (c) HIHSH: housing construction investment household (1953-1993) HIHSH is RESO(the national housing construction investment) divided by the total number of households (NTHH) Source: Economic Planning Board, Housing Census, 1990. 1985. 1980. Economic Planning Board, Economic Statistical Yearbook, 1965, 1970, 1974, 1980, 1981, 1986, 1989, 1990, 1991, 1993, 1994. E11 llC'llfiI'-S'!l° Independent variables are classified into six categories: socio-economic status, institutional setting, urbanization and demographic change, housing conditions, policy effect, and global and foreign affairs effect. |S°-E '5} 11'” In order to investigate the relationship between housing investments and key variables in the national economy, we focus on estimating the elasticity of housing 213 investments with respect to income. In addition to income and price variables, we can include several other independent variables which may affect housing investment. (a) PERGNPO: per capita constant gross national product (1953-1993) PERGNPO is GNP divided by the total population (POPU). Unit: 1000 won Source: Economic Planning Board, Economic Statistical Yearbook, 1965 , 1970, 1974, 1980, 1981, 1986, 1989, 1990, 1991, 1993, 1994. (b) TRO: constant total revenue; Unit: Billion won SourcezEconomic Planning Board, Economic Statistical Yearbook, 1965, 1970, 1974, 1980, 1981, 1986, 1989, 1990, 1991, 1993, 1994. (c) TEO: constant Total Expenditure; Unit: Billion won SourcezEconomic Planning Board, Economic Statistical Yearbook, 1965, 1970, 1974, 1980, 1981, 1986, 1989, 1990, 1991, 1993, 1994. ((1) M80: constant money supply; Unit: Billion won SourcezEconomic Planning Board, Economic Statistical Yearbook, 1965, 1970, 1974, 1980, 1981, 1986, 1989, 1990, 1991, 1993, 1994. (e) Deflator: deflator index based on 1970 SourcezEconomic Planning Board, Economic Statistical Yearbook, 1965, 1970, 1974, 1980, 1981, 1986, 1989, 1990, 1991, 1993, 1994. Bank of Korea, National Accounts, 1987. (f) INTR: interest rate; Unit (%) Source: Economic Planning Board, Economic Statistical Yearbook, 1965 , 1970, 1974, 1980, 1981, 1986, 1989, 1990, 1991, 1993, 1994. (g) DOMSAV: ratio of domestic savings to GNP (1954-1992) SourcezEconomic Planning Board, Economic Statistical Yearbook, 1965, 1970, 1974, 1980, 1981, 1986, 1989, 1990, 1991, 1993, 1994. Bank of Korea, National Accounts, 1987. (h) UMM: unregulated interest on money markets SourcezEconomic Planning Board, Economic Statistical Yearbook, 1965, 1970, 1974, 1980, 1981, 1986, 1989, 1990, 1991, 1993, 1994. Bank of Korea, National Accounts, 1987. (i) DCPI: growth rate at consumer price index SourcezEconomic Planning Board, Economic Statistical Yearbook, 1965, 1970, 1974, 1980, 1981, 1986, 1989, 1990, 1991, 1993, 1994. 214 Bank of Korea, National Accounts, 1987. (j) SAVR: ratio of private savings to disposable income; Unit: % Source:Economic Planning Board, Economic Statistical Yearbook, 1965, 1970, 1974, 1980, 1981, 1986, 1989, 1990, 1991, 1993, 1994. Bank of Korea, National Accounts, 1987. (k) AEXPEN: average expenditure per person in the national budget (1962-1992) AEXPEN is the national budget divided by the total population size (TOTPOP). Source: Economic Planning Board, Economic Statistical Yearbook, 1965 , 1970, 1974, 1980, 1981, 1986, 1989, 1990, 1991, 1993, 1994. (l) HSGEXPIN: average expenditure per household in the national budget; Unit : 1000 won Source:Economic Planning Board, Economic Statistical Yearbook, 1965, 1970, 1974, 1980, 1981, 1986, 1989, 1990, 1991, 1993, 1994. (rn) CPI: Consumer Price Index based on 1970 Source:Economic Planning Board, Economic Statistical Yearbook, 1965, 1970, 1974, 1980, 1981, 1986, 1989, 1990, 1991, 1993, 1994. (n) PPI: Producer Price Index based on 1970 Source: The Bank of Korea, Price Statistics Summary, 1994. BE" ”.15.” These variables are related to the role of government action in constructing more housing. (a) DEFSP: defense spending in mil. won ( 1961 - 1993) Source: National Statistics Office, Korea Economic Indicator, 1965, 1970, 1975, 1980,1985, 1990. (b) DEFR: defense spending rate of growth (1961 - 1993) Source: National Statistics Office, Korea Economic Indicator, 1965 , 1970, 1975, 1980,1985, 1990. (c) DEFPG : defense spending as a percentage of GNP (1961-1993) Source: National Statistics Office, Korea Economic Indicator, 1965, 1970, 1975, 1980,1985, 1990. 215 (d) DEFPB : defense spending as a percentage of budget (1961-1993) Source: National Statistics Office, Korea Economic Indicator, 1965, 1970, 1975, 1980,1985, 1990. (e) SWSP: social welfare spending in mil. won (1961 - 1993) Source: National Statistics Office, Korea Economic Indicator, 1965, 1970, 1975, 1980,1985, 1990. (f) SWR: social welfare spending rate of growth (1961 - 1993) Source: National Statistics Office, Korea Economic Indicator, 1965, 1970, 1975, 1980,1985, 1990. (g) SWPG: social welfare spending as percentage of GNP ( 1961 - 1993) Source: National Statistics Office, Korea Economic Indicator, 1965, 1970, 1975, 1980,1985, 1990. (h) SWPB: social welfare spending as percentage of the budget ( 1961 - 1993) Source: National Statistics Office, Korea Economic Indicator, 1965, 1970, 1975, 1980,1985, 1990. (i) PDEN: population density; Unit: Per Km2 Source:Economic Planning Board, Population and Housing Census, 1985. (j) ECRTE: economic growth rate; Unit: % Source:Economic Planning Board, Economic Statistical Yearbook, 1965, 1970, 1974, 1980, 1981, 1986, 1989, 1990, 1991, 1993, 1994. (K) RARDEF: share of defense spending over total expenditure Unit: % Source:Economic Planning Board, Economic Statistical Yearbook, 1965, 1970, 1974, 1980, 1981, 1986, 1989, 1990, 1991, 1993, 1994. :12 1’ III! "13'21 These variables include the growth rate of the total population and the ratio between the rural and urban population. (a) DPOP: annual rate of increase in the total population (1953-1993) DPOP is the rate of increase in the total population size (POPU). Source:Economic Planning Board, Population and Housing Census, 1985. (b) IRUPOP: rate of increase in the urban population (1953-1993) 216 IRUPOP is based on the aggregate population of cities which includes cities and Eup (population of over 20,000). Source:Economic Planning Board, Population and Housing Census, 1985. (c) URBRTE: rate of urbanization Source: Ministry of Home Affairs, Municipal Yearbook of Korea, 1970, 1980, 1990. Economic Planning Board, Population and Housing Census, 1985. (d) RURPOP: rural area population Source: Ministry of Home Affairs, Municipal Yearbook of Korea, 1970, 1980, 1990. (e) URBPOP: Urban area population includes that of Eup with more than 20 thousand residents; Unit: Thousand Person. Source: Economic Planning Board, Population and Housing Census, 1985. (f) POPU: nation-wide population Source:Economic Planning Board, Population and Housing Census, 1985. (g) URBR: annual rate of growth of cities over 100,000 divided by the average rate of growth in the national population; Unit: % URBR is IRPOPU divided by DPOP. Source:Economic Planning Board, Population and Housing Census, 1985. (h) URB: rate of growth in cities over 100,000 URB is based on the aggregate population of cities which includes cities over 100,000 (POPO). Source:Economic Planning Board, Population and Housing Census, 1985. DEL . 31'°II'11 (a) HRTE: Housing Supply Rate Source: Ministry of Construction, Yearbook of Construction Statistics, 1993. (b) NHO: Number of Constructed Housing Units: 1000 units Source:Economic Planning Board, Major Statistics of Korean Economy, 1977, 1982. Ministry of Construction, Yearbook of Construction Statistics, 1993. (c) NTHH: Total Number of Households Source:Economic Planning Board, Major Statistics of Korean Economy, 1977, 1982. Ministry of Construction, Yearbook of Construction Statistics, 1993. 217 (d) NSIZE: number of persons per household (1953-1993) NSIZE is the total population size (POPU) divided by the total number of households (NT HH). Source: Economic Planning Board, Major Statistics of Korean Economy, 1977, 1982. Ministry of Construction, Yearbook of Construction Statistics, 1993. (e) ROWNHO: Ownership Occupied Rate Source:Ministry of Construction, Yearbook of Construction Statistics, 1993. (f) PABC: Number of buildings Source: Economic Planning Board, Economic Statistics Yearbook,1994. Economic Planning Board, Korea Statistical Handbook, 1978, 1979, 1980, 1985, 1986, 1987, 1988 (g) PABCFLO: Permits authorized for building construction Source: Economic Planning Board, Economic Statistics Yearbook,1994. Economic Planning Board, Korea Statistical Handbook, 1978, 1979, 1980, 1985, 1986, 1987, 1988 (h) PABCFLODW: dwelling by floor area Source: Economic Planning Board, Economic Statistics Yearbook,1994. Economic Planning Board, Korea Statistical Handbook, 1978, 1979, 1980, 1985, 1986, 1987, 1988 (i) PBBCDW: dwelling by use Source: Economic Statistics Yearbook,1994. Economic Planning Board, Korea Statistical Handbook, 1978, 1979, 1980, 1985, 1986, 1987, 1988 (i) HNC: amount of Housing Constructed. Unit: 1000 Houses Source: Economic Statistics Yearbook 1994. Economic Planning Board, Korea Statistical Handbook, 1978, 1979, 1980, 1985, 1986, 1987, 1988 EEI' E55 ll'll (a) TWOMIL: the two million house program dummy variable (1953-1993) 1 = 1987-1992, 0 = other years (b) DPLSTABL: the political stability dummy variable (1953-1993) 1 = 1979, 1980, 1981, 1988, 0 = other years 218 (c) PARK: Park’s Regime dummy variable ((1) ELECTION: the election dummy Variable Eli . m. Eh (a) TRBALO: trade balance in million US dollars Source: Economic Planning Board, Major Statistics of Korean Economy, 1977, 1982. (b) EXCHANG: exchange rate of won to the U.S. dollar; Unit: won Economic Source: Planning Board, Korea Statistical Handbook, 1978, 1979, 1980, 1985, 1986, 1987, 1988 Economic Planning Board, Major Statistics of Korean Economy, 1977, 1982. (C) INTR: interest rate: unit: % Source: Economic Planning Board, Korea Statistical Handbook, 1978, 1979, 1980, 1985, 1986, 1987, 1988 DataSnurces Economic Planning Board, Housing Census, 1990. 1985. 1980. Economic Planning Board, Population and Housing Census, 1985. Bank of Korea, National Accounts, 1987. Korea Housing Bank, The Statistical Yearbook of Banking Services, 1987. Economic Planning Board, Major Statistics of Korean Economy, 1977, 1982. Bank of Korea, Economic Statistics Yearbook, 1965, 1970, 1974, 1980, 1981, 1986, 1989, 1990, 1991, 1993, 1994. 7. Government of The Republic of Korea, The Second Comprehensive National Physical Development Plan: 1982-1991. 1982. 8. National Bureau of Statistics, Economic Planning Board, Korea Statistical Yearbook, 1981, 9. Bank of Korea, National Income Statistics Yearbook, 1953-1967. 10. Economic Planning Board, Korea Statistical Handbook, 1978, 1979, 1980, 1985, 1986, 1987, 1988 11. Economic Planning Board, Korea Stastistical Yearbook, 1970, 1992. 12. Ministry of Reconstruction, Korea, Development of the Korean Economy, 195 8. 13. Korea Housing Bank, Housing Economic Statistical Yearbook, 1994. 14. The Korea National Housing Corporation, Housing Handbook, 1994. 15. Ministry of Construction, Yearbook of Canstmctian Statistics, 1993. 16. Ministry of Finance, Financial Savings Statistic, 1990, 1991, 1992, 1993. 17. Natonal Statistics Office, Monthly Statistics of Korea, every month from December, 1992 to March, 1994. 18. Natonal Statistics Office, Papulatin and Housing Census, 1985, 1990. 19. Natonal Statistics Office, ‘90 Population & Housing Census, 1980, 1985, 1990. 99:59.“? 219 20. Natonal Statistics Office, Annual Report an the Family Income and Expenditure Survey, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993. 21. Ministy of Home Affairs, Municipal Yearbook of Korea, 1992, 1993. 22. Ministry of Construction, Land Price Statistics, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993. 23. Natonal Statistics Office, Major Statistics afFareign Economy, 1993. 220 APPENDIX VI. Exchange Rates, Weight, and Measures WM W011 - W011 W011 WOIl W011 won won = won = 1 Source: IMF, IFS. 1977.1 Economic Planning Board, Major Statistics of Korean Economy, 1977. The Bank of Korea, Economic Statistics Yearbook, 1991, 1992, 1993, 1994. 2._Measures 1 pyung equals 3.3 m2 1 kilometer = 1000 meters = 0.5397 miles = 39,370 inches = 3,281 feet 1 kilometer” = 1.55 *109 inches” = 1.076*107 feet” = 0.3862 mile” "1111111111111