Much of socially relevant behaviour does not originate in isolated individuals. It is embedded in institutional arrangements. Embeddedness can be so pronounced that outsiders no longer focus on judgement and decision making of individuals contributing to the course of action. Instead they...

This paper investigates the effect of different communication channels on promise-making and promise-keeping in a helping situation. Four treatments differ with respect to the communication channel employed to solicit unincentivized cooperation, i.e., face-to-face, phone call and two different...