Our research interest is in the existence and size of possible peer effects in pay or whether a worker may get a higher salary because another worker does rather than being related to a change in the worker’s productivity or market forces. Previous research, which has concentrated on executive...

A large literature links marriage to later life outcomes for children and adults. Marriage has declined markedly in the U.S. over the last 50 years, particularly among individuals with less than a baccalaureate degree, yet the causes of the decline are not well understood. In this paper we...

We use the National Longitudinal Study of Adolescent to Adult Health to explore how high school peers' grit, a personality trait characterized by perseverance and passion, influences long-term outcomes. Exploiting random variation within schools across cohorts, we find that peer grit...

The role of friends in the US opioid epidemic is examined. Using data from the National Longitudinal Survey of Adolescent Health (Add Health), adults aged 25-34 and their high school best friends are focused on. An instrumental variable technique is employed to estimate peer effects in opioid...