This paper describes the role that informational imperfections in capital markets are likely to play in business cycles. It then developes a simple illustrative model of the impact of adverse selection in the equity market and the way in which this may lead to large fluctuations in the effective...

We model economic decisions as stemming from urges. The magnitude of the urge is a function of previous consumption. Welfare gains from satisfying an urge vary with the nature of the urge. An urge is "dysfuntional" if people are willing to incur costs to stop themselves from gratifying that...

We consider a model where a worker's productivity must exceed some lower bound for himto satisfy the minimum qualifications for a particular job. If the worker's productivity exceeds some upper bound he is promoted. We assume the productivity of every worker increases with experience, tenure and...

Usinga detailed sample of semi-skilled production workers we find that holding a wide range of personal and job-related characteristics constant, workers assigned to more complex jobs seem to be more likely to quit than are workers assigned to simpler jobs. Job complexity has no discernible...