post announcement mechanism does not have a significant effect on the cooperation rate. However, the nudge leads to a … striking increase in the cooperation rate. We provide suggestive evidence that the nudge we use provides subjects with a focal …

Social interactions predominantly take place under the shadow of the future. Previous literature explains cooperation … paper provides a causal test of the importance of social preferences for cooperation, varying the composition of …-registered experiments (N = 1,074), we show that groups of prosocial individuals achieve substantially higher levels of cooperation. The …

the need for a new theory of how cooperation emerges. … daher die Notwendigkeit einer neuen Theorie über die Entstehung von Kooperation nahe. …

on cooperative behavior. In a survey experiment with a representative sample of the Swedish population (N = 1,828), we … mode or were induced to rely either on emotion or reason. Cooperation was measured across a series of commonly used and … that average cooperation rates increased when emotions were induced rather than reason. At the trait level, our results …