Large firms pay higher wages. In developing economies, the large-firm wage premium is comparable to the average gap between male and female wages, or two-thirds of the gap between urban and rural wages. There is substantial variation across countries in the share of the premium that is explained...

Do public sector workers earn a wage premium in Djibouti and are the returns to education different across the sectors? The authors estimate private and public sector wage earnings using 1996 household survey data, while controlling for selectivity using Heckman's two stage approach. They find...

This paper uses measures of cognitive and noncognitive skills in an expanded definition of human capital to examine how schooling and skills differ between men and women and how those differences relate to gender gaps in earnings across nine middle-income countries. The analysis finds that...

Most research on the economic payoffs of skills has used individuals' level of schooling attained -- typically years or level of education or training received?as a key proxy for skills. Such research has consistently found that individual returns to schooling are positive and that returns tend...

Brain drain has long been a common concern for migrant-sending countries, particularly for small countries where high-skilled emigration rates are highest. However, while economic theory suggests a number of possible benefits, in addition to costs, from skilled emigration, the evidence base on...

This paper analyzes the determinants of HIV infection and associated sexual behaviors using data from the first five Demographic and Health Surveys to include HIV testing for a representative sample of the adult population. Emerging from a wealth of country relevant results, four important...