The eradication of child undernutrition and extreme poverty are important objectives for most societies. Countries with higher national incomes usually improve in both dimensions, but not always at the same rate. Using quantile regression, we show that poverty rates tend to decline with...

For decades, earnings from farming in many African countries have been depressed by own-country policies such as export restrictions on cash crop products, as well as by governments of richer countries favoring their farmers with import barriers and subsidies. Both sets of policies have reduced...

This experiment compares the performance of two contest designs: a standard winnertake- all tournament with a single fixed prize, and a novel proportional-payment design in which that same prize is divided among contestants by their share of total achievement. We find that proportional prizes...