We integrate individual power in groups into general equilibrium models. The relationship between group formation, resource allocation, and the power of specific individuals or particular sociological groups is investigated. We introduce, via an illustrative example, three appealing concepts of...

In this paper we examine the possibilities a principal in a public organization has to motivate agents for productivity improvements where standard stick and carrot incentives cannot be used. The principal's only incentive device is a reallocation of budgets and tasks across agents depending on...

We propose a formal concept of the power of voice in the context of a simple model where individuals form groups and trade in competitive markets. Individuals use outside options in two different ways. Actual outside options reflect the possibility to exit or to join other existing groups....

The economy in the euro area has turned around. While GDP stagnated during the second half of 2001, there are more and more signs that output will increase considerably in the first half of this year. All in all, the slowdown has not been very pronounced. One indication for this is that in 2001,...