We review and extend nonparametric partial identification results for average and quantile treatment effects in the presence of sample selection. These methods are applied to assessing the wage effects of Job Corps, United States’ largest job-training program targeting disadvantaged youth....

Researchers often identify degree effects by including degree attainment (D) and years of schooling (S) in a wage model, yet the source of independent variation in these measures is not well understood. We argue that S is negatively correlated with ability among degree-holders because the most...

The question of whether giving birth as a teenager has negative economic consequences for the mother remains controversial despite substantial research. In this paper, we build upon existing literature, especially the literature that uses the experience of teenagers who had a miscarriage as the...

This paper provides new evidence of sharp differences in cognitive development by socioeconomic status in early childhood for five Latin American countries using a common measure of receptive language ability. We find important differences in development in early childhood across countries and...

There is debate on whether schooling causes increases in productivity or whether the estimated relationships reflect ability, knowledge, tastes etc., that are associated with schooling. This paper examines the impact of women's schooling on women's health and nutrition with and without controls...

Good estimates of nutrient intake responses to prices and income are very useful for the evaluation of the numerous efforts to improve nutrition in many developing countries through price-subsidy and income-generation policies. We discuss three problems in standard estimates of these responses...

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Conditional cash transfer (CCT) programs link public transfers to human capital investment in hopes of alleviating current poverty and reducing its intergenerational transmission. However, little is known about their long-term impacts. This paper evaluates longer-run impacts on schooling and...

Better child health is widely thought to improve school performance, and therefore post-school productivity. But most of the literature ignores that child health as well as child schooling reflects behavioral choices. Therefore the estimated impact of child health on child schooling in these...

Girls lag markedly behind boys in education in many developing countries, which may slow economic growth and increase inequity. This paper uses indicators of the output of the education production process, cognitive skills, to characterize and to investigate the determinants of the large...