An empirical test of the human capital model of occupational segregation is undertaken by analysing the gender ratio of new entrants into a traditional female occupation over a period of time characterized by significant technological change. Specifically, the relative number of females...

Recent studies investigating the labor-market effects of illicit drug use have consistently found a positive relation between drug use and earnings. These analyses have, however, ignored the potential relationship between drug use and human-capital formation. This paper examines the effect of...

The authors examined the Council for Economic Education's Training of Trainers program's effectiveness in post-Soviet Russia by evaluating teacher and student learning. The authors employed a randomization of teachers across treatment and control groups at two separate stages of the research...