We investigate two parallel school reforms in Sweden to assess the long-run health effects of education. One reform only increased years of schooling, while the other increased years of schooling but also removed tracking leading to a more mixed socioeconomic peer group. By differencing the...

Twins-based estimates of the return to schooling feature prominently in the labor economics literature. The validity of such estimates hinges critically on the assumption that within-pair variation in schooling is explained by factors which are unrelated to wage earning ability. This paper...

A large literature establishes that cognitive and non-cognitive skills are strongly correlated with educational attainment and professional achievement. Isolating the causal effects of these traits on career outcomes is complicated by reverse causality and selection issues. We suggest a new...

Pop-Eleches and Urquiola (2013) apply a regression discontinuity to the Romanian secondary school system, and notably find that (a) students who go to a better school get higher scores on an exam used for university admission, (b) parents of students who get into a better school help their kids...