Foreword A. Sen. Introduction: Thirty Years of Intensive Research on Income Inequality J. Silber. Acknowledgment. 1. The Rational Foundations of Income Inequality Measurement S.-C. Kolm. 2. Linking the Functional and Personal Distributions of Income C. Dagum. 3. Income Inequality Measurement: The Normative Approach C. Blackorby, et al. 4. Measuring Inequality: The Axiomatic Approach S.R. Chakravarty. 5. The Mathematical Foundations of Inequality Analysis M. Le Breton. 6. Stochastic Dominance and the Lorenz Curve P. Moyes. 7. The Measurement of Income Inequality: The Subjective Approach Y. Amiel. 8. Income Inequality Measurement: The Statistical Approach G.M. Giorgi. 9. Estimation of Inequality Indices F.A. Cowell. 10. Parametric Approximations of the Lorenz Curve H.K. Ryu, D.J. Slottje. 11. Tests of Significance for Lorenz Partial Orders J.A. Bishop, J.P. Formby. 12. How Do Income Sources Affect Income Inequality? R.I. Lerman. 13. Inequality Decomposition by Population Subgroups and the Analysis of Interdistributional Inequality J. Deutsch, J. Silber. 14. Equivalence Scales and Inequality F.A. Cowell, M. Mercader-Prats. 15. Multidimensioned Approaches to Welfare Analysis E. Maasoumi. 16. Redistributional Effect of Progressive Income Taxes P.J. Lambert. 17. Lifetime versus Annual Income Distribution J. Creedy. 18. Horizontal Inequity Measurement: A Basic Reassessment S.P. Jenkins, P.J. Lambert.19. The Measurement of Income Mobility: An Introduction to the Literature G.S. Fields, E.A. Ok. 20. Inequality, Welfare and Poverty: Three Interrelated Phenomena N. Kakwani. Epilogue: Reflections on Income Inequality Measurement A.B. Atkinson.