We estimate the direct and spillover effects of a large-scale early childhood intervention on the educational attainment of over 2,000 disadvantaged children in the United States. We show that failing to account for spillover effects results in a severe underestimation of the impact. The...

Mental health, well-being and lasting economic outcomes are intimately connected. However, in geographies marked by fragility, conflict and violence, entrepreneurs of small and medium-size experience chronic stress and poor mental health on a regular basis. This paper describes the incremental...