In the United States Over the Last 30 Years, Wage

Multiple Choice

In the United States over the last 30 years, wage differentials have

A) narrowed for all groups of workers.
B) increased for all groups of workers.
C) increased for skilled workers but have narrowed for unskilled workers.
D) decreased for skilled workers but have increased for unskilled workers.
E) increased for women but have narrowed for men.