from worker self-selection may not be matched by a corresponding social gain. In particular, the equilibrium incentive to …

This paper provides new estimates of the medium and long-term impacts of Head Start on the health and behavioral … neighboring a single discontinuity). Participation in the program reduces the incidence of behavioral problems, serious health …

partial insurance of parental investments against permanent income shocks, but the magnitude of the estimated responses is … small. We cannot reject the hypothesis full insurance against temporary shocks. Another interpretation of our findings is … that there is very little insurance available, but the fact that skill is a non-separable function of parental investments …

We analyse the efficiency of the labour market outcome in a competitive search equilibrium model with endogenous …

malaria more salient, leading to a change in beliefs about its importance and to an increase in private health investments. …