The declining hegemony of existing powers and the emergence of a multipolar world order make the rethinking of global economic governance under climate constraints both necessary and urgent. A new ...

Eastern Europe has undergone dramatic socio-economic and political changes during the twentieth century. This makes the region an interesting laboratory for studying inequality and political ...

For more information on WID.world and its history, click here. For more information on the network of researchers, click here. For more information on methodology, click here. First, accept our ...

Some of the data in WID.worl d refers to specific parts of the distribution. That is, we rank people according to their income or wealth, group them according to their rank, and report statistics on ...

The long-run evolution of wealth has been central to debates in economic history and macroeconomics, but until now evidence has been largely confined to Western economies. Recent advances in ...

How unequal is the wealth distribution in South Africa? In this paper, Aroop Chatterjee, Léo Czajka and Amory Gethin estimate the distribution of personal wealth in South Africa. They combine tax ...

Hundreds of the world’s leading economists and other experts on inequality from seventy countries are urging world leaders to establish an International Panel on Inequality (IPI) inspired by the ...

The World Inequality Lab releases today a major update of global inequality data for 173 countries, making up 97% of the world population and 7.5 billion people. The data published distributes ...

The World Inequality Database (WID) provides open access to the most extensive database on the historical evolution of economic inequality. Updated annually by the World Inequality Lab in ...

The World Inequality Report 2026, edited by Lucas Chancel, Ricardo Gómez-Carrera, Rowaida Moshrif, and Thomas Piketty is now available at wir2026.wid.world. Prefaced by Jayati Ghosh and Joseph ...

For more than 10 years, the World Inequality Lab has been working to produce data on income inequality, now covering 216 countries, with data going back as far as 1820 to 2023 for some countries. Each ...

What’s new in the World Inequality Database? The World Inequality Lab released its 2024 macro update with new series on: Update of the macro series to 2023, General government expenditure in all ...