This paper notes a potential problem in the method of Blinder and Oaxaca the most popular method in the literature for decomposing the mean difference between groups of a given variable into the portion attributable to differences in the distribution of some explanatory variables and differences...

We use the first wave of the Health and Retirement Survey to study the effect of health on the labor force activity of Black and White men and women in their 50s. The evidence we present confirms the notion that health is an extremely important determinant of early labor force exit. Our...

The rising importance of Information Technology (IT) occupations in the U.S. economy has been accompanied by an expansion in the representation of high-skill foreign-born IT workers. To illustrate, the share of foreign born in IT occupations increased from about 15.5% to about 31.5% between 1993...

In an important and provocative paper, `Does Compulsory School Attendance Affect Schooling and Earnings?', Angrist and Krueger use quarter of birth as an instrument for educational attainment in wage equations. To support a causal interpretation of their estimates, they argue that compulsory...

The end of World War II brought a flood of returning veterans to America's colleges and universities. Yet, despite widespread rhetoric about the democratization' of higher education that came with this large pool of students, there is little evidence about the question of whether military...

Several recent studies use the schooling and wage variation between monozygotic twins to estimate the return to schooling. In this paper, we summarize the results from this literature, and we examine the implications of endogenous determination of which twin goes to school longer and of...

This paper investigates the shift in demand towards skilled labor in U.S. manufacturing. Between 1979 and 1989. employment of production workers in manufacturing dropped by 2.2 mil1ion or 15 percent while employment of non-production workers rose by 3 percent. A decomposition of changing...

Gaining entrance to a four-year college or university, particularly a selective institution, has become increasingly competitive over the last several decades. We document this phenomenon and show how it has varied across different parts of the student ability distribution and across region,...