It was developed by Italian statistician and sociologist Corrado Gini. The Gini coefficient measures the inequality among the values of a frequency distribution, such as income levels. A Gini coefficient of 0 …

Nov 22, 2025 · A Gini of 0 indicates perfect equality, while 1 indicates that all income goes to one person and none to everyone else. The index is often used by economists and policymakers to assess …

Aug 8, 2025 · The Gini index, developed by Corrado Gini in 1912, measures income inequality on a scale from 0 (perfect equality) to 1 (perfect inequality), with South Africa having the highest recorded …

Jun 30, 2023 · The Gini coefficient, or Gini index, is the most commonly used measure of inequality. It was developed by Italian statistician Corrado Gini (1884–1965) and is named after him.

Gini index World Bank, Poverty and Inequality Platform. Data are based on primary household survey data obtained from government statistical agencies and World Bank country departments. Data for …

Apr 7, 2025 · The Gini coefficient, or Gini index, is derived from the Lorenz curve, and like the Lorenz curve, it measures the degree of economic equality across a given population and simplifies this …

Mar 13, 2025 · Developed by, and named after, statistician Corrado Gini in the early 1900s, the Gini Coefficient is often used to measure wealth and/or income inequality. However, it can actually be …

Oct 8, 2021 · The Gini Index is a summary measure of income inequality. The Gini coefficient incorporates the detailed shares data into a single statistic, which summarizes the dispersion of …

Jun 5, 2025 · The Gini index measures the area between the Lorenz curve and a hypothetical line of absolute equality, expressed as a percentage of the maximum area under the line. Thus a Gini index …

Apr 19, 2025 · The Gini Coefficient is a statistical measure of distribution, most commonly used to gauge economic inequality—especially income or wealth disparity within a nation or group.