This paper studies the relation between optimal dam capacity and water management under rivalry uses and externalities. We extend the hydropower generation model, based on Haddad (2011), by including the competing use of water resource, non-linear building cost of dam capacity and externalities...

Field-experimental studies have shown that people litter more in more littered environments. Inspired by these findings, many cities around the world have adopted policies to quickly remove litter. While such policies may prevent people from following the bad example of litterers, they may also...

Although the literature on the effectiveness of child care centers in developing countries is thin, most of the studies have concluded that the provision of these services are beneficial to enhance the development of poor children at early ages. Using different matching techniques, the results...

Using a discontinuity in the funding scheme, we evaluate the impact of home visitsand child care centers on poor children and mothers in Ecuador. We find thathome visits are beneficial for children's cognitive outcomes and health and for mothers'psychological well-being but reduce mothers' labor...

Over the period 2005-2009 the Dutch government increased childcare subsidies substantially, reducing the average effective parental fee by 50%, and extended subsidies to so-called guestparent care. We estimate the labour supply effect of this reform with a difference-in-differences strategy,...