This study uses the National Educational Longitudinal Survey of 1988 (NELS) to replicate both the analysis in The Bell Curve and that of several of its previous replications. We examine the relative importance of test scores and family background in predicting dropping out of high school,...

This paper utilizes a rich data set on workers and their employers in the US and Japan to test several predictions of human capital theory. The data set incorporates both prospective and retrospective measures of turnover, includes multiple measures of training, and provides a basis for...

This paper uses the General Social survey and the comparison between the National Longitudinal Survey of Young Men and of Youth to measure how returns to young men's family background have changed from the late 1970's to the late 1980's and early 1990's. Coming from a wealthy family and having a...

Teen out-of-wedlock mothers have lower education and earnings than peers who have children later. This study uses the National Educational Longitudinal Survey of 1988 (NELS) to examine the extent to which the apparent effects of out-of-wedlock teen fertility are due to pre- existing...

We examine the relationship between wages and skill requirements in a sample of over 50,000 managers in 39 companies between 1986 and 1992. The data include an unusually good measure of job requirements and skills that can proxy for human capital. We find that wage inequality increased both...

Employee diversity may affect business performance both as a result of customer discrimination and as a result of how members of a group work with each other in teams. We test for both channels with data from more than 800 retail stores employing over 70,000 individuals, matched to Census data...

Many authors have discussed an apparent shift to a new employment contract characterized by less commitment between employer and employee coupled with closer ties between wages within the enterprise and those in the external labor market. We study the issue of when people in the U.S. and Canada...

The disability system in the United States spends approximately $120 billion a year to keep millions of working-aged people on poverty-level stipends while essentially banning them from working. A reinvented system would focus on moving people from dependence to independence with flexible...

Employee diversity may affect business performance both as a result of customer discrimination and as a result of how members of a group work with each other in teams. We test for both channels with data from more than 800 retail stores employing over 70,000 individuals matched to Census data on...