This paper examines the impact of youth friendship links on student's own academic performance (grade point average) using the Add Health. We estimate a reduced form, high dimensional fixed effects model of within cohort or grade friendship links, and use this model to predict each student's...

While large literatures have shown that cognitive ability and schooling increases employment and wages, an emerging literature examines the importance of so-called "non-cognitive skills" in producing labor market outcomes. However, this smaller literature has not typically used causal methods in...