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 the long-run evolution of top income inequality in Croatia and Slovenia ( Working Paper 2018/8)
April 10, 2018 |

This new paper by Filip Novokmet presents findings on the long-run dynamics of income inequality in Croatia and Slovenia. The transition to the market economy in ... Continue reading

New paper on rising inequality and the changing structure of political conflict ( Working Paper 2018/7)
March 31, 2018 |

In this new paper (“Brahmin Left vs Merchant Right: Rising Inequality and the Changing Structure of the Political Conflict (Evidence from France, Britain and the ... Continue reading and World Inequality Lab Newsletter – March 2018
March 23, 2018 | becomes the World Inequality Database
March 13, 2018 |

In March 2018, the name of was changed from the World Wealth and Income Database to the World Inequality Database. This was motivated by ... Continue reading

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