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...

Proprietary data for production workeis is analyzed to determine which aspects of productivity are affected by secondary schooling. The measures of productivity explored are: propensity to quit and be absent, phisical oatput per hour, and ability to perform complex tasks. The data suggests that...