The comparative advantage model developed in this paper predicts generalists enjoy a higher rate of return to their overall abilities than specialists, but they must also bear a penalty due to any imbalance in abilities. The predictions are tested using test scores data from the NLSY. The...

Several researchers have used trend decomposition techniques to decompose the change in the wage gap between two groups. In contrast to the previous decomposition techniques which are flawed on both conceptual and technical grounds, this paper provides alternative decomposition methods which...

Using data from the Current Population Surveys, we examine the impact of Hawaii’s mandatory employer-sponsored insurance on health insurance coverage and employment structure in Hawaii. We find empirical evidence of three phenomena. First, private employer-sponsored insurance coverage for...

In match-play sports, the best players seem to be both versatile and unpredictable in their use of techniques during play. Our analysis extends empirical work on player versatility and unpredictability to the Japanese sport of sumo wrestling. While earlier studies of tennis serves and football...

This study investigates the impact of the State Children’s Health Insurance Program (SCHIP) expansion in Hawaii on health insurance coverage among low-income children ages 0 to 18 using the Current Population Survey. We employ a difference-in-differences approach by construction of a control...