A theory of responsibility is provided in a simple model where agents care for their career prospects. First, two agents with uncertain abilities work on a task. Second, a principal decides to promote one of them. Three types of equilibria occur. One in which no agent is responsible for the task...

We provide an explanation for peer pressure in teams based on inequity aversion. Analyzinga two-period model with two agents, we find that the effect of inequity aversion stronglydepends on the information structure. When contributions are unobservable, agents act as ifthey were purely selfish....