A novel field experiment shows that learning activities in pairs with a greater spread in abilities lead to better individual work performance, relative to those in pairs with similar abilities. The positive effect of the former is not limited to their performance in peer learning material, but...

Utilizing comprehensive administrative data from Brazil, we investigate the impact of peer effects on wages, considering both within-gender and cross-gender dynamics. Since the average productivity of both individuals and their peers is unobservable, we estimate these values using worker fixed...

This study examines the effect of peer-level analyst transitions (i.e., switching between brokerage houses) on associated regular incumbent analysts’ forecasting performance. We employ a difference-in-differences research design with analyst fixed effects and compare incumbent analysts of...

This study analyzes how individuals evaluate their peers' performance in a high stakes tournament in response to being randomly assigned to an age homogenous or heterogeneous group using data from two TV shows. The data also allows us to explore superior evaluations because it contains objective...

This study investigates the heterogeneity of peer effects using data on speed skating. Specifically, I examine whether and how skaters' times are affected by those of their competitors who start simultaneously under various race distances and monetary prizes. On average, while I find no evidence...

Do social networks help or hinder firms recruiting talented managers? In our setting, firms are randomly connected to prospective young managers through former employees. Under a discrete-choice model, we find networks increase the likelihood firms hire high-ability managers, while having no...