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

ERC Synergy Grant awarded to the project “Towards a System of Distributional National Accounts”
October 11, 2019 |

The World Inequality Lab is glad to announce that the project “Towards a System of Distributional National Accounts”, jointly led with the University of Oxford ... Continue reading

New paper on income inequality in Africa, 1990-2017
October 4, 2019 |

This new paper by Lucas Chancel, Denis Cogneau, Amory Gethin and Alix Myczkowski makes a first cautious attempt to estimate the evolution of income inequality ... Continue reading

“Do European Top Earners React to Labour Taxation Through Migration ?”
September 30, 2019 |

This paper by Mathilde Muñoz studies the effects of top earnings tax rates on the mobility of top ten percent employees within Europe. Results show ... Continue reading

“How Much are the Poor Losing from Tax Competition?”
September 29, 2019 |

This paper by Mathilde Muñoz quantifies the welfare effects of tax competition in an union where individuals can respond to taxation through migration. It shows ... Continue reading

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