The share of female teachers in the U.S. with an MA more than doubled between 1970 and 2000. This increase is puzzling, as it is much larger than that of other college-educated women, and it occurred over a period of declining teacher aptitude. I estimate the contribution of changes in teacher demographic characteristics, increases in the returns…

With an estimated 115 million children not attending primary school in the developing world, increasing access to education is critical. Resource constraints limit the effectiveness of demand-based subsidies. This paper focuses on the importance of a supply-side factor--the availability of low-cost teachers--and the resulting ability of the market…

The study evalutes public investment in on the job training (OJT) and tries to identify systematic determinants of the profitability of this investment. Profiles of age and earnings by occupation are estimated for the South and other regions, and for whites and nonwhites, from data in the one-in-1,000 census sample and are then adjusted to the…