The Gini index, or Gini coefficient, is a summary measure of income inequality representing how income distribution varies compared with an equal outcome. States with the lowest Gini index figures ...

Income (or wealth) inequality is measured using the normalised Gini coefficient. The normalised Gini coefficient (unlike the traditional Gini coefficient) takes into account negative values in a ...

Gini coefficient: The most common measure of inequality is the Gini coefficient. It is based on the Lorenz curve, a cumulative frequency curve that compares the distribution of a specific variable ...