Many firms adjust employment in a "lumpy" manner -- infrequently and in large bursts. In this paper, I show that lumpy adjustments can arise from concerns about the incentives of remaining workers. Specifically, I develop a model in which a firm's productivity depends on its workers' effort and...

This article provides evidence that managers have private information they exploit for financial gain at the expense of shareholders. It develops a model of optimal contracting to show that moral hazard, hidden actions taken by agents, can rationalize why a principal would optimally induce...