Gini Coefficient (Gini Coefficient) for the Italian economist Gini (Corrado Gini,1884-1965) put forward in 1922,quantitative determination of the income distribution disparity.
Gini coefficient,or translation,strong coefficient,is the beginning of the twentieth century Italian economist gini,according to the definition of lenze global curves judge indicator of a fair distribution of income.Proportion is numerical,between 0 and 1,is the international used to the comprehensive investigation residents income distribution difference of internal in an important analysis indicators.