Go to the Economic Policy Institute National Data Zone Web site ( http://www.epi.

org/content.cfm/datazone_dznational ) . Under Wages and Compensation Trends, click on “Hourly wage decile cutoffs for male workers” and “Hourly wage decile cutoffs for female workers.” This will retrieve historical 90–10 data on earnings ratios for male and female workers.

What are the 90–10 earnings ratios for men in 1973, 1979, 1999, and the most recent year shown? What happened to income inequality in the following periods:

1973–1979; 1979–1999; and 1999 to the most recent year? Repeat the same analysis for women.