This paper introduces risk averse workers into a search and matching model and considers the quantitative performance of the model over the business cycle. Wages are determined by long term contracts between workers and firms, with firms providing insurance to workers against variation in labor...

The covariance of sectoral and aggregate U.S. output is significantly higher than the covariance of sectoral and aggregate productivity. Explaining this industry comovement is a challenge for business cycle theory. We propose an explanation based on costly information about productivity (TFP)....