WIDER World Income Inequality Database (WIID2.0b)
Cross-country and time-series observations (4665 Country/year observations) of the Gini coefficient as reported in surveys and as calculated by WIDER
Good for: Showing changes in income inequality during the second half of the twentieth century.
Time period: As early as 1867 but mainly from 1950’s to 2003.
Documentation: User guide and individual country information sheets that provide detailed source information.
Builds on: The 1997 dataset by Klaus Deininger and Lyn Squire published by the World Bank.