counterproductive when they diminish altruism, ethical norms and other social preferences. Evidence from 51 experimental studies …

paper examines whether a social norm nudge can induce such households to save more. We ran a large-scale field experiment at … precisely estimated. A complementary small-scale survey experiment suggests that people did notice the social norm nudge and …

and social norms, and trust. In a preregistered online experiment (n = 1,038), we find that biased institutions reduce …

an anonymous treatment where neither player is told at the end of the experiment which decision was selected for payment … future. We can decompose altruistic preferences into baseline altruism towards any partner and directed altruism towards … friends. Decision makers vary widely in their baseline altruism, but pass at least 50 percent more surplus to friends compared …

We use a laboratory experiment to investigate the behavioral effects of obligations that are not backed by binding … and asymmetric minimum contribution levels (obligations) in a repeated public goods experiment. The results provide …