By enriching a principal-agent model it is shown that the introduction of monetary incentives may reduce an agent's motivation. In a first step, we allow for the possibility that some agents stick to unverifiable agreements. The larger the fraction of reliable agents, the lower powered will then...

Milton Friedman has famously claimed that the responsibility of a manager who is not the owner of a firm is "to conduct the business in accordance with their [the shareholders'] desires, which generally will be to make as much money as possible." In this paper we argue that when contracts are...

A real effort experiment is investigated in which supervisors have to rate the performance of individual workers who in turn receive a bonus payment based on these ratings. We compare a baseline treatment in which supervisors were not restricted in their rating behavior to a forced distribution...

Previous research has shown that feedback about past performance has ambiguous effects on subsequent performance. We argue that feedback affects beliefs in different dimensions – namely beliefs about the level of human capital and beliefs about the ability to learn – and this may explain...

Milton Friedman has famously claimed that the responsibility of a manager who is not the owner of a firm is "to conduct the business in accordance with their [the shareholders'] desires, which generally will be to make as much money as possible." In this paper we argue that when contracts are...

Previous research has shown that feedback about past performance has ambiguous effects on subsequent performance. We argue that feedback affects beliefs in different dimensions - namely beliefs about the level of human capital and beliefs about the ability to learn - and this may explain some of...