We investigate the impact of commuter train access on individual labor market outcomes. Our study considers the introduction of a commuter train on a pre-existing railroad in Sweden, considerably decreasing commuting times by public transit and hence increasing access to the regional employment...

I study the effects of naturalizations on labor market outcomes and family formation. The results show that naturalizations are associated with improving economic outcomes for immigrants from outside the OECD. The strength of the correlation varies depending on the country group and gender. A...

Fluoridation of the drinking water is a public policy whose aim is to improve dental health. Although the evidence is clear that fluoride is good for dental health, concerns have been raised regarding potential negative effects on cognitive development. We study the effects of fluoride exposure...