COUNTRY GRAPHS

Follow the evolution of inequality within countries with user-friendly graphs

The source for global inequality data

Leading methodology to track inequality

Reference data to track economic inequality at the global level, within countries and over time. Based on the systematic combination of national accounts, survey and fiscal data.

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Open-access information to feed public debates

Open access data, easy-to-use visualization tools and transparent methodology for researchers, civil society, business and political communities.

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International, independent and leading research

More than 100 top-level researchers involved, covering 70 countries over 5 continents. Entirely funded by public and non-profit actors.

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What is income inequality?

Latest News

New paper on private property and inequality in China
April 19, 2017 | WID.world

This new paper by T. Piketty, L. Yang and G. Zucman, “Capital Accumulation, Private Property and Rising Inequality in China”, WID.world Working Paper 2017/06 combines … Continue reading “New paper on private property and inequality in China”

New paper on income inequality dynamics in France
April 14, 2017 | WID.world

This new paper by B. Garbinti, J. Goupille-Lebret and T. Piketty, “Income Inequality in France 1900-2014: Evidence from Distributional Accounts”, WID.world Working Paper 2017/04, combines … Continue reading “New paper on income inequality dynamics in France”

First WID.world Conference. Call for Papers
April 5, 2017 | WID.world

We are organizing the First WID.world Conference, which will be hosted by the Paris School of Economics on December 14th and 15th, 2017. WID.world was … Continue reading “First WID.world Conference. Call for Papers”

New paper and series on wealth inequality dynamics in France
February 14, 2017 | WID.world

This new paper combines different sources and methods (income tax data, inheritance registers, national accounts, wealth surveys) in order to deliver consistent, unified wealth distribution … Continue reading “New paper and series on wealth inequality dynamics in France”

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