This paper analyzes peer effects among university scientists. Specifically, it investigates whether the number of peers and their average quality affects the productivity of researchers in physics, chemistry, and mathematics. The usual endogeneity problems related to estimating peer effects are...

Many firms encourage employees to own company stock through share plans that subsidizethe price at favorable rates, but even so many employees do not buy shares. Using a newsurvey of employees in a multinational with a share ownership plan, we find considerablevariation in joining among...

This paper presents a simple model of strategic network formation with local complementarities in effort levels and positive local externalities for a general class of payoff functions. Results are obtained for one-sided and two-sided link creation. In both cases (pairwise) Nash equilibrium...

Previous research showed that married individuals are overrepresented among the self-employed. Few studies proposed skill-spillover between the spouses within the marriage as an explanation. This paper deviates from the previous research by exploring different relationship contexts (e.g.,...

The skill gap in geographical mobility is entirely driven by workers who report moving for a new job. A natural explanation lies in the large expected surplus accruing to skilled job matches. Just as large surpluses ease the frictions which impede job search in general, they also help overcome...