This volume of papers from the Eighth World Congress deals with changes in proportions and growth rates of sectors of the economy in relation to economic development. It includes a survey of theories of sectoral balance and studies of structural transformation in the Kuznets traditon.The International Economic Association - Preface - Acknowledgements - List of Contributors - IEA Programming Committee - Indian Steering Committee - Abbreviations and Acronyms - Introduction; J.G.Williamson & V.R.Panchamukhi - PART 1 SECTOR PROPORTIONS AND ECONOMIC DEVELOPMENT: THEORY AND EVIDENCE - Theories of Sectoral Balance; L.Taylor - Sector Proportions and Economic Development: The Evidence since 1950; M.Syraquin - Structural Change and Economic Growth in Developing Countries; V.R.Panchumukhi, R.G.Nambiar & R.Mehta - The Constraints on Industrialisation: Some lessons from the first Industrial Revolution; J.G.Williamson - The Contribution of Agriculture to Economic Growth: Some Empirical Evidence; E-C.Hwa - PART 2 SECTOR PROPORTIONS AND ECONOMIC DEVELOPMENT: COUNTRY STUDIES - Extensions of the Constant Market Shares Analysis with an Application to Long-term Export Data of Developing Countries; C.J.Jepma - Sources of Economic Growth and Structural Change: An International Comparison; S.Urata - Korean Incentive Policies towards Industry and Agriculture; D.M.Leipziger & P.A.Petri - Sector Proportions and Growth in the Development of the Nigerian Economy; T.Ademola Oyejide - A Study of Linkages between Agriculture and Industry: The Indian Experience; I.J.Ahluwalia & C.Rangarajan PART 3 INDUSTRY VERSUS AGRICULTURE IN EAST EUROPEAN ECONOMIES - The Development of the Agro-Industry Complex in the USSR; L.V.Nikiforov - The Relationship between Industry and Agriculture in the Development of the Hungarian Economy; C.Csaki - Problems of an Industrial Economy with Intensive Agricultural Production: the GDR; W.Heinrichs & K.Steinitz - PART 4 UNBALANCED PRODUCTIVITY ADVANCE, Alx