A recurring puzzle to many academics and some policymakers is why impact evaluations, which have become something of a cottage industry in the development field, have so little impact on actual policymaking. In this paper, I study the impact of impact evaluations. I show, in a simple Bayesian...

We summarize evidence from the growing body of randomized evaluations on health in developing countries from the perspective of the human capital investment model, cost-effectiveness analysis, and behavioral economics. Many cost-effective methods of infectious disease prevention have limited...

The effects of COVID-19 have been highly heterogeneous, crucially depending on household livelihoods. In the context of households reliant on agri-food systems, the extent of these effects significantly depends on their position within the value chain. An assessment of the COVID-19 effects along...

In this paper I delineate novel policy repercussions suggested by my research on “The New Economics of the Brain Drain”. In section 1, I provide a succinct account of the model that inspires the derivation of several new policy implications. In sections 2 through 5, I present the policy...