This article utilizes a rich data set on workers and their employers in the United States and Japan to test several predictions of human capital theory. The data set incorporates both prospective and retrospective measures of turnover, includes multiple measures of training, and provides a basis...

The free market may not lead to the efficient level of just-cause employment protection if workers are heterogeneous. Any firm that switches to just cause will attract a disproportionate share of workers that provide low effort, yet are difficult to dismiss with cause. Thus, there is an...

The authors study repeated games in which players observe a public outcome that imperfectly signals the actions played. They provide conditions guaranteeing that any feasible, individually rational payoff vector of the stage game can arise as a perfect equilibrium of the repeated game with...

This article estimates the relationship between changes in industrialization and changes in social networks measures in Indonesia during 1985-97 using repeated cross sections of nationally representative surveys. We analyze a rich set of social interaction measures, including various measures of...

We examine the relationship between wages and skill requirements in a sample of over 50,000 managers in 39 companies between 1986 and 1992. The data include an unusually good measure of job requirements and skills that can proxy for human capital. We find that wage inequality increased both...

Efficiency wage theories predict that companies that pay high wages will have higher productivity from high work effort, low turnover, and other efficiency-enhancing effects. This paper uses the PIMS line-of-business data set to test whether high wage businesses are more productive. Relative...