Approximately half of credit card holders in the United States regularly carry unpaid credit card debt. These so-called quot;revolversquot; exhibit payment behavior that differs from that of those who repay their entire credit card balance every month. Previous literature has focused on the...

This paper tests whether heterogeneity of time preferences can explain individual credit behavior. In a field experiment targeting individuals from low-to-moderate income households, we measure individual time preferences through choice experiments, and then match these time preference measures...

There is a longstanding concern that material incentives might undermine prosocial motivation, leading to a decrease in blood donations rather than an increase. This paper provides an empirical test of how material incentives affect blood donations in a large-scale field experiment spanning...