This paper tests for the existence of nationality discrimination in the English professional soccer league. Although wage equations have typically been used by labor economists to identify discrimination, the approach may be plagued by unobserved productivity characteristics that are correlated...

This paper offers empirical evidence on the impact of trade unions on wage inequality in Mexico. The results indicate that unions were a strongly equalizing force affecting the dispersion of wages in 1984, but were only half as effective at reducing wage inequality in 1996. Not only did the...