We study how giving depends on income and luck, and how culture and information about the determinants of others' income affect this relationship. Our data come from an experiment conducted in two countries, the US and Spain – each of which have different beliefs about how income inequality...

We study the effect of providing relative performance feedback information on performance under piece-rate incentives. A natural experiment that took place in a high school offers an unusual opportunity to test this effect in a real-effort setting. For one year only, students received...

We study the effect of providing relative performance feedback information on performance under piece-rate incentives. A natural experiment that took place in a high school offers an unusual opportunity to test this effect in a real-effort setting. For one year only, students received...

I document extremely son-biased sex ratios at birth among Asian-born parents in Spain. Using data on the universe of registered births in Spain during 2007- 2012, I show that there are 117 boys per 100 girls born to Indian parents, compared with a national average of 107 boys per 100 girls. The...