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 and inequality series on India
September 5, 2017 |

This new paper by L. Chancel and T. Piketty, “Indian income inequality, 1922-2014: From British Raj to Billionaire Raj ?”, Working Paper series 2017/11, ... Continue reading

New paper and series on Brazil
September 1, 2017 |

This new paper by M. Morgan, “Extreme and Persistent Inequality: New Evidence for Brazil Combining National Accounts, Surveys and Fiscal Data, 2001-2015″, Working Paper, ... Continue reading

New paper and inequality series on Russia
August 1, 2017 |

This new paper by F. Novokmet, T. Piketty and G. Zucman, “From Soviets to Oligarchs: Inequality and Property in Russia, 1905-2016”, Working Paper 2017/09 ... Continue reading

July 2017 Newsletter
July 12, 2017 | & The World Inequality Lab Newsletter  Welcome to the second and World Inequality Lab newsletter, which covers our main developments over the last ... Continue reading

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