Reversal of the Kuznets curve: Study on the inequality–development relation using top income shares data
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- repec:bla:econom:v:63:y:1996:i:250:p:s103-17 is not listed on IDEAS
- Kanbur, Ravi, 2000.
"Income distribution and development,"
Handbook of Income Distribution, in: A.B. Atkinson & F. Bourguignon (ed.), Handbook of Income Distribution, edition 1, volume 1, chapter 13, pages 791-841,
Elsevier.
- Kanbur, Ravi, 1998. "Income Distribution and Development," Working Papers 179323, Cornell University, Department of Applied Economics and Management.
- Greenwood, Jeremy & Jovanovic, Boyan, 1990.
"Financial Development, Growth, and the Distribution of Income,"
Journal of Political Economy, University of Chicago Press, vol. 98(5), pages 1076-1107, October.
- Greenwood, Jeremy & Jovanovic, Boyan, 1988. "Financial Development, Growth, And The Distribution Of Income," Working Papers 88-12, C.V. Starr Center for Applied Economics, New York University.
- Greenwood, J. & Jovanovic, B., 1990. "Financial Development, Growth, And The Distribution Of Income," University of Western Ontario, The Centre for the Study of International Economic Relations Working Papers 9002, University of Western Ontario, The Centre for the Study of International Economic Relations.
- Jeremy Greenwood & Boyan Jovanovic, 1989. "Financial Development, Growth, and the Distribution of Income," NBER Working Papers 3189, National Bureau of Economic Research, Inc.
- Jeremy Greenwood & Boyan Jovanovic, 1990. "Financial Development, Growth, and the Distribution of Income," University of Western Ontario, Departmental Research Report Series 9002, University of Western Ontario, Department of Economics.
- Greenwood, J. & Jovanovic, B., 1988. "Financial Development, Growth, And The Distribution Of Income," RCER Working Papers 131, University of Rochester - Center for Economic Research (RCER).
- Anthony B. Atkinson & Thomas Piketty & Emmanuel Saez, 2011.
"Top Incomes in the Long Run of History,"
Journal of Economic Literature, American Economic Association, vol. 49(1), pages 3-71, March.
- Anthony B. Atkinson & Thomas Piketty & Emmanuel Saez, 2009. "Top Incomes in the Long Run of History," NBER Working Papers 15408, National Bureau of Economic Research, Inc.
- Anthony Atkinson & Thomas Piketty & Emmanuel Saez, 2011. "Top Incomes in the Long Run of History," Post-Print halshs-00754557, HAL.
- Anthony Atkinson & Thomas Piketty & Emmanuel Saez, 2011. "Top Incomes in the Long Run of History," PSE-Ecole d'économie de Paris (Postprint) halshs-00754557, HAL.
- Dahan, Momi & Tsiddon, Daniel, 1998.
"Demographic Transition, Income Distribution, and Economic Growth,"
Journal of Economic Growth, Springer, vol. 3(1), pages 29-52, March.
- Dahan, M & Tsiddon, D, 1996. "Demographic Transition, Income Distribution and Economic Growth," Papers 42-96, Tel Aviv - the Sackler Institute of Economic Studies.
- Dahan, Momi & Tsiddon, Daniel, 1996. "Demographic Transition, Income Distribution and Economic Growth," Foerder Institute for Economic Research Working Papers 275622, Tel-Aviv University > Foerder Institute for Economic Research.
- Zhou, Xianbo & Li, Kui-Wai, 2011.
"Inequality and development: Evidence from semiparametric estimation with panel data,"
Economics Letters, Elsevier, vol. 113(3), pages 203-207.
- Zhou, X. & Li, Kui-Wai, 2011. "Inequality and development: Evidence from semiparametric estimation with panel data," MPRA Paper 36418, University Library of Munich, Germany.
- Roine, Jesper & Waldenström, Daniel, 2014.
"Long-Run Trends in the Distribution of Income and Wealth,"
Working Paper Series
1021, Research Institute of Industrial Economics.
- Roine, Jesper & Waldenström, Daniel, 2014. "Long-Run Trends in the Distribution of Income and Wealth," IZA Discussion Papers 8157, Institute of Labor Economics (IZA).
- Daniel Waldenstrom & Jesper Roine, 2015. "Long-Run Trends in the Distribution of Income and Wealth," Working Papers id:7200, eSocialSciences.
- Roine, Jesper & Waldenström, Daniel, 2014. "Long run trends in the distribution of income and wealth," Working Paper Series, Center for Labor Studies 2014:4, Uppsala University, Department of Economics.
- Roine, Jesper & Waldenström, Daniel, 2014. "Long run trends in the distribution of income and wealth," Working Paper Series, Center for Fiscal Studies 2014:5, Uppsala University, Department of Economics.
- Roine, Jesper & Waldenström, Daniel, 2014. "Long run trends in the distribution of income and wealth," SITE Working Paper Series 26, Stockholm School of Economics, Stockholm Institute of Transition Economics.
- John A. List & Craig A. Gallet, 1999.
"The Kuznets Curve: What Happens After the Inverted‐U?,"
Review of Development Economics, Wiley Blackwell, vol. 3(2), pages 200-206, June.
- Craig Gallet & John List, 1999. "The Kuznets Curve: What Happens After the InvertedU?," Natural Field Experiments 00529, The Field Experiments Website.
- Deininger, Klaus & Squire, Lyn, 1996.
"A New Data Set Measuring Income Inequality,"
The World Bank Economic Review, World Bank, vol. 10(3), pages 565-591, September.
- Klaus Deininger & Lyn Squire, 1996. "A New Data Set Measuring Income Inequality," CEMA Working Papers 512, China Economics and Management Academy, Central University of Finance and Economics.
- Hongyi Li & Lyn Squire & Tao Zhang & Heng-fu Zou, 1999. "A Data Set on Income Distribution," CEMA Working Papers 575, China Economics and Management Academy, Central University of Finance and Economics.
- Deininger, Klaus & Squire, Lyn, 1998. "New ways of looking at old issues: inequality and growth," Journal of Development Economics, Elsevier, vol. 57(2), pages 259-287.
- Simon Kuznets & Elizabeth Jenks, 1953. "Shares of Upper Income Groups in Income and Savings (1953)," NBER Books, National Bureau of Economic Research, Inc, number kuzn53-1.
- Robinson, Sherman, 1976. "A Note on the U Hypothesis Relating Income Inequality and Economic Development," American Economic Review, American Economic Association, vol. 66(3), pages 437-440, June.
- Andrew Leigh, 2007.
"How Closely Do Top Income Shares Track Other Measures of Inequality?,"
Economic Journal, Royal Economic Society, vol. 117(524), pages 619-633, November.
- Andrew Leigh, 2007. "How Closely Do Top Income Shares Track Other Measures of Inequality?," CEPR Discussion Papers 562, Centre for Economic Policy Research, Research School of Economics, Australian National University.
- Simon Kuznets & Elizabeth Jenks, 1953.
"Shares of Upper Income Groups in Savings,"
NBER Chapters, in: Shares of Upper Income Groups in Income and Savings (1953), pages 171-218,
National Bureau of Economic Research, Inc.
- Simon Kuznets, 1950. "Shares of Upper Income Groups in Savings," NBER Chapters, in: Shares of Upper Income Groups in Income and Savings (1950), pages 45-58, National Bureau of Economic Research, Inc.
- Anthony Atkinson & Thomas Piketty, 2010.
"Top Incomes : A Global Perspective,"
PSE-Ecole d'économie de Paris (Postprint)
halshs-00754875, HAL.
- Anthony Atkinson & Thomas Piketty, 2010. "Top Incomes : A Global Perspective," Post-Print halshs-00754875, HAL.
- Roine, Jesper & Vlachos, Jonas & Waldenström, Daniel, 2009.
"The long-run determinants of inequality: What can we learn from top income data?,"
Journal of Public Economics, Elsevier, vol. 93(7-8), pages 974-988, August.
- Roine, Jesper & Vlachos, Jonas & Waldenström, Daniel, 2007. "The Long-run Determinants of Inequality: What Can We Learn from Top Income Data?," Working Paper Series 721, Research Institute of Industrial Economics, revised 01 Apr 2009.
- Philippe Aghion & Patrick Bolton, 1997. "A Theory of Trickle-Down Growth and Development," The Review of Economic Studies, Review of Economic Studies Ltd, vol. 64(2), pages 151-172.
- Thomas Piketty & Emmanuel Saez, 2006.
"The Evolution of Top Incomes: A Historical and International Perspective,"
American Economic Review, American Economic Association, vol. 96(2), pages 200-205, May.
- Thomas Piketty & Emmanuel Saez, 2006. "The Evolution of Top Incomes: A Historical and International Perspective," NBER Working Papers 11955, National Bureau of Economic Research, Inc.
- Thomas Piketty & Emmanuel Saez, 2006. "The evolution of top incomes: a historical and international perspectives," Post-Print halshs-00754642, HAL.
- Ravi Kanbur & Juzhong Zhuang, 2013.
"Urbanization and Inequality in Asia,"
Asian Development Review, MIT Press, vol. 30(1), pages 131-147, March.
- Kanbur, Ravi & Zhuang, Juzhong, 2013. "Urbanization and Inequality in Asia," Working Papers 180092, Cornell University, Department of Applied Economics and Management.
- Anthony Atkinson & Thomas Piketty, 2007.
"Top incomes over the twentieth century: A contrast between continental european and english-speaking countries,"
Post-Print
halshs-00754859, HAL.
- Anthony Atkinson & Thomas Piketty, 2007. "Top incomes over the twentieth century: A contrast between continental european and english-speaking countries," PSE-Ecole d'économie de Paris (Postprint) halshs-00754859, HAL.
- Ahluwalia, Montek S., 1976. "Inequality, poverty and development," Journal of Development Economics, Elsevier, vol. 3(4), pages 307-342, December.
- Huang, Ho-Chuan (River) & Lin, Shu-Chin, 2007. "Semiparametric Bayesian inference of the Kuznets hypothesis," Journal of Development Economics, Elsevier, vol. 83(2), pages 491-505, July.
- Atkinson, A. B. & Piketty, Thomas (ed.), 2010. "Top Incomes: A Global Perspective," OUP Catalogue, Oxford University Press, number 9780199286898.
- Huang, Ho-Chuan River, 2004. "A flexible nonlinear inference to the Kuznets hypothesis," Economics Letters, Elsevier, vol. 84(2), pages 289-296, August.
- Facundo Alvaredo & Anthony B. Atkinson & Thomas Piketty & Emmanuel Saez, 2013.
"The Top 1 Percent in International and Historical Perspective,"
Journal of Economic Perspectives, American Economic Association, vol. 27(3), pages 3-20, Summer.
- Facundo Alvaredo & Anthony B. Atkinson & Thomas Piketty & Emmanuel Saez, 2013. "The Top 1 Percent in International and Historical Perspective," NBER Working Papers 19075, National Bureau of Economic Research, Inc.
- Anand, Sudhir & Kanbur, S. M. R., 1993. "Inequality and development A critique," Journal of Development Economics, Elsevier, vol. 41(1), pages 19-43, June.
- Barro, Robert J, 2000. "Inequality and Growth in a Panel of Countries," Journal of Economic Growth, Springer, vol. 5(1), pages 5-32, March.
- World Bank, 2014. "World Development Indicators 2014," World Bank Publications - Books, The World Bank Group, number 18237.
- Andrea Brandolini & Anthony B. Atkinson, 2001. "Promise and Pitfalls in the Use of "Secondary" Data-Sets: Income Inequality in OECD Countries As a Case Study," Journal of Economic Literature, American Economic Association, vol. 39(3), pages 771-799, September.
- Desbordes, Rodolphe & Verardi, Vincenzo, 2012. "Refitting the Kuznets curve," Economics Letters, Elsevier, vol. 116(2), pages 258-261.
- Atkinson, A. B. & Piketty, Thomas (ed.), 2007. "Top Incomes Over the Twentieth Century: A Contrast Between Continental European and English-Speaking Countries," OUP Catalogue, Oxford University Press, number 9780199286881.
- Lin, Shu-Chin & (River) Huang, Ho-Chuan & Weng, Hsiao-Wen, 2006. "A semi-parametric partially linear investigation of the Kuznets' hypothesis," Journal of Comparative Economics, Elsevier, vol. 34(3), pages 634-647, September.
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More about this item
Keywords
inequality; top incomes; development; nonlinearity; longitudinal data;All these keywords.
JEL classification:
- N30 - Economic History - - Labor and Consumers, Demography, Education, Health, Welfare, Income, Wealth, Religion, and Philanthropy - - - General, International, or Comparative
- O11 - Economic Development, Innovation, Technological Change, and Growth - - Economic Development - - - Macroeconomic Analyses of Economic Development
- O15 - Economic Development, Innovation, Technological Change, and Growth - - Economic Development - - - Economic Development: Human Resources; Human Development; Income Distribution; Migration
NEP fields
This paper has been announced in the following NEP Reports:- NEP-HIS-2016-11-13 (Business, Economic and Financial History)
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