In this paper, I study the wage a firm sets to attract high abilityworkers (hipo's) in situationsof unemployment. I show that the higher unemployment, the larger afirm's incentives to sorthigh and low ability workers. Moreover, workers will signal their(high) ability in situationsof (high)...

In this paper I study conditions for the emergence of cooperativebehavior in a dynamic model of population interaction.The model has finitely many individuals located on a circle. The pay-off of each individual is partly based on the (local)interaction with neighbors and partly on (uniform)...

Different variations of a Principle of Coordination are used in anumber ofdifferent research traditions. Roughly speaking, one version of thePrinciple says thatif there is a unique Pareto-efficient outcome in a game, then playerswill choose theirpart of that outcome. In this paper I will...