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 pre-tax income inequality for Poland
June 7, 2019 | WID.world

This new paper by Pawel Bukowski and Filip Novokmet updates and revises published series on pre-tax income inequality in Poland. It replaces existing WID.world Working ... Continue reading

Top income shares for New Zealand extended to 2016
May 24, 2019 | WID.world

The series of top shares of fiscal income for New Zealand have been extended to 2016. The series have also been revised from 2000 to 2014, ... Continue reading

New paper on top incomes shares in the Netherlands
May 24, 2019 | WID.world

The new WID.word Working paper 2019/2, “Top Incomes, Income and Wealth Inequality in the Netherlands: The first 100 Years 1914–2014 – what’s next?” by Wiemer ... Continue reading

Australian top income shares extended from 1912 to 1920
April 30, 2019 | WID.world

The series of top shares of fiscal income for Australia have been extended in the database to cover years from 1912 to 1920. This is ... Continue reading

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