Arguably the fundamental problem faced by employers is how to elicit effort from employees. Most models suggest that employers meet this challenge by monitoring employees carefully to prevent shirking. But there is another option that relies on heterogeneity across employees, and that is to...

Concern about job instability and insecurity has a long history and has generated a considerable body of research across the social sciences, most recently focused on whether job stability and security have declined. Internally flexible systems for organizing work, sometimes called 'functionally...