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 …

The Gini coefficient, also called the Gini index or Gini ratio, is the most commonly used measure of income distribution—simply put, the higher the Gini coefficient, the greater the gap between …

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 …

Oct 9, 2025 · The Gini index measures the extent to which the distribution of income (or, in some cases, consumption expenditure) among individuals or households within an economy …

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 …

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 …

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 …

Mar 13, 2025 · With values between 0 and 1, the Gini Coefficient is a measure of inequality, often used to measure income inequality, specifically. In this post, SHADAC experts will break down …

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 …

Here we calculate the Gini coefficient for market and disposable income in each country. We find, for example, that the Gini for market income in the Netherlands in 2020 was 0.40. By this …