common prior is induced, while for other distributions behavior is similar under both regimes. We also present a learning … show that this learning model accurately accounts for all main features of the data. …

costless message (words). Words can be about the return or about her contribution decision. Theoretically, actions lead to …

Numerous laboratory experiments show that workers reciprocate to high wages with high effort, when there is perfect … information on the surplus created. Recent field experiments, however, suggest that trust and reciprocity may be lower or absent … when the information is incomplete.We report a laboratory experiment with symmetric and asymmetric incomplete surplus …

We report an experiment on two treatments of an ultimatum minigame.In one treatment, responders' reactions are hidden …