We report an experiment in 3,000 villages that tested whether incentives improve aid efficacy. Villages received block grants for maternal and child health and education that incorporated relative performance incentives. Subdistricts were randomized into incentives, an otherwise identical...

Informal payments are a frequently overlooked source of local public finance in developing countries. We use microdata from ten countries to establish stylized facts on the magnitude, form, and distributional implications of this "informal taxation." Informal taxation is widespread, particularly...

This paper applies principles from evolutionary biology to the study of unions. We show that unions that implement the preferred wage and organizing policies of workers will be displaced in evolutionary competition by unions that either extract less from firms, allowing them to live longer, or...

This paper investigates the impact of television and radio on social capital in Indonesia. I use two sources of variation in signal reception -- one based on Indonesia's mountainous terrain, and a second based on the differential introduction of private television throughout Indonesia. I find...