This paper presents a semiparametric procedure to analyze the effects of institutional and labor market factors on recent changes in the U.S. distribution of wages. The effects of these factors are estimated by applying kernel density methods to appropriately 'reweighted' samples. The procedure...

We present new evidence of the correlation of height with important socioeconomic outcomes, finding the height profile is significantly non linear at mean height, especially for males. We trace this non linearity back to the adult height profiles of cognitive scores from the teenage and...

Research on sex differences in humans documents gender differences in sensory, motor and spatial aptitudes. These aptitudes, as captured by Dictionary of Occupational Titles (DOT) codes, predict the occupational choices of men and women in the directions indicated by this research. We simulate...

Sports participation is a leading environmental explanation of the male advantage in some spatial skills. We exploit the large increase in females' high school sports participation due to Title IX to test this hypothesis. We relate Title IX induced increases in females' sport participation to...