: This is the numerical representation of the area between the Lorenz Curve and the line of perfect equality. It ranges from 0 (perfect equality) to 1 (perfect inequality, where one person holds all the resources). Alternative Metrics and Ratios
: This graph plots the cumulative percentage of total income received against the cumulative percentage of the population. A perfectly equal society would follow a 45-degree "line of equality". Measuring inequality
Measuring inequality is a complex process that involves reducing the diverse economic lives of millions of people into single, comparable metrics like the Gini coefficient . While it serves as a vital tool for policymakers to track progress and evaluate the effectiveness of redistribution policies , the choice of metric—whether looking at income, wealth, or consumption—can drastically alter the perceived level of disparity in a society. Core Tools of Measurement : This is the numerical representation of the