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An Overview of Global Income Inequality Trends


  • Pedro Olinto

    () (World Bank)

  • Jaime Saavedra

    () (World Bank)


The article reviews trends in global poverty and inequality in the recent decades. It provides evidence that global poverty, especially extreme poverty, reduced significantly, however income disparities between global citizens of the world remained unchanged. The article also discusses policy implications of widening inequality within countries and globally.

Suggested Citation

  • Pedro Olinto & Jaime Saavedra, 2012. "An Overview of Global Income Inequality Trends," World Bank - Inequality in Focus, The World Bank, vol. 1(1), pages 1-4, April.
  • Handle: RePEc:wbk:prminq:v01:i01-01-april2012

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    References listed on IDEAS

    1. repec:dau:papers:123456789/4320 is not listed on IDEAS
    2. Gustavo A. Marrero & Juan Gabriel Rodríguez, 2010. "Inequality of opportunity in Europe: Economic and policy facts," Working Papers 172, ECINEQ, Society for the Study of Economic Inequality.
    3. Marc Fleurbaey & Vito Peragine & Xavier Ramos, 2017. "Ex post inequality of opportunity comparisons," Social Choice and Welfare, Springer;The Society for Social Choice and Welfare, vol. 49(3), pages 577-603, December.
    4. Marrero, Gustavo A. & Rodríguez, Juan G., 2013. "Inequality of opportunity and growth," Journal of Development Economics, Elsevier, vol. 104(C), pages 107-122.
    5. Denis Cogneau & Sandrine Mesplé-Somps, 2008. "Inequality of Opportunity for Income in Five Countries of Africa," Working Papers DT/2008/04, DIAL (Développement, Institutions et Mondialisation).
    6. Daniele Checchi & Vito Peragine, 2010. "Inequality of opportunity in Italy," The Journal of Economic Inequality, Springer;Society for the Study of Economic Inequality, vol. 8(4), pages 429-450, December.
    7. Ashish Singh, 2012. "Inequality Of Opportunity In Earnings And Consumption Expenditure: The Case Of Indian Men," Review of Income and Wealth, International Association for Research in Income and Wealth, vol. 58(1), pages 79-106, March.
    8. Atkinson, A B, 1997. "Bringing Income Distribution in from the Cold," Economic Journal, Royal Economic Society, vol. 107(441), pages 297-321, March.
    9. Nadia Belhaj Hassine, 2012. "Inequality of Opportunity in Egypt," World Bank Economic Review, World Bank Group, vol. 26(2), pages 265-295.
    10. Francisco H. G. Ferreira & Jérémie Gignoux, 2011. "The Measurement Of Inequality Of Opportunity: Theory And An Application To Latin America," Review of Income and Wealth, International Association for Research in Income and Wealth, vol. 57(4), pages 622-657, December.
    11. Francisco H.G. Ferreira & Jérémie Gignoux, 2011. "The Measurement of Inequality of Inequality of Opportunity: Theory and an Application to Latin America," Post-Print halshs-00754503, HAL.
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    Cited by:

    1. Carrera Troyano, Miguel & Muñoz de Bustillo, Rafael, 2013. "Tres décadas de economía, ideología económica y políticas en la evolución de la pobreza y la desigualdad en América Latina
      [Three decades of economics, economic ideology and policies in the evoluti
      ," MPRA Paper 51867, University Library of Munich, Germany, revised 2013.

    More about this item


    global poverty; international inequality; global inequality; equality of opportunity;

    JEL classification:

    • D31 - Microeconomics - - Distribution - - - Personal Income and Wealth Distribution
    • D63 - Microeconomics - - Welfare Economics - - - Equity, Justice, Inequality, and Other Normative Criteria and Measurement


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