Read this article about the Lorenz Curve, which seeks to measure income inequality. Make sure to answer the "Try It" quiz questions, and check your answers.
10. Glossary
Lorenz curve:
a graph that compares the cumulative income actually received to a perfectly equal distribution of income; it shows the share of population on the horizontal axis and the cumulative percentage of total income received on the vertical axis
quintile:
dividing a group into fifths, a method economists often use to look at distribution of income