Recently developed effort regulation models argue that labor markets are segmented because of differences in the technology of supervision across firms. primary jobs pay above market clearing wages because these jobs are difficult to monitor. Secondary jobs, in contrast, pose no monitoring...

This paper incorporates the sociological concept of group norms' into an economic analysis of pay systems. We use a behavioral microeconomic model and a unique survey of medical groups to examine the theoretical and empirical relationship between group norms and incentive pay. Our findings...

The legal rules for assigning liability for the costs of accidents penalize petrochemical plants that exercise direct control over contract employees. Evidence from diverse sources indicates that these liability rules lead plant management to give primary responsibility for the safety training...

In Silicon Valley's computer cluster, skilled employees are reported to move rapidly between competing firms. This job-hopping facilitates the reallocation of resources towards firms with superior innovations, but it also creates human capital externalities that reduce incentives to invest in...

We investigate whether information technology can help physicians more efficiently acquire new knowledge in a clinical environment characterized by information overload. Our analysis makes use of data from a randomized trial as well as a theoretical model of the influence that information...

We analyze the effect of a decision support tool designed to help physicians detect and correct medical quot;misstepsquot;. The data comes from a randomized trial of the technology on a population of commercial HMO patients. The key findings are that the new information technology lowers average...

In Silicon Valley's computer cluster, skilled employees are reported to move rapidly between competing firms. If true, this job-hopping facilitates the reallocation of resources towards firms with superior innovations, but it also creates human capital externalities that reduce incentives to...

When working together, people engage in non-contractual and informal interactions that constitute the sociology of the group. We use behavioral models and a unique survey of medical groups to analyze how group sociology influences physician incentive pay and behavior. We conclude that informal...

We investigate whether information technology can help physicians more efficiently acquire new knowledge in a clinical environment characterized by information overload. Our analysis makes use of data from a randomized trial as well as a theoretical model of the influence that information...

We analyze the effect of a decision support tool designed to help physicians detect and correct medical "missteps". The data comes from a randomized trial of the technology on a population of commercial HMO patients. The key findings are that the new information technology lowers average charges...