noun
Lorenz curve
A graph used in economics to show the distribution of income or wealth within a population.
ローレンツ曲線は所得格差を視覚的に表す。
The Lorenz curve visually represents income inequality.
The Gini coefficient is a numerical measure derived from the Lorenz curve; the curve is the graphical representation, while the coefficient is a single number.
Named after the American economist Max O. Lorenz, who introduced the concept in 1905.