In this dissertation, I empirically investigate employment effects of labor market policies. In Chapter 1, I assess effects of minimum wages on low-skilled and female low-skilled employment, and reassess their impact on youth employment. The sample consists of 19 OECD countries from 1997–2013 for low-skilled, and 1983–2013 for young workers. Six different static or dynamic estimation approaches are applied on different versions of the specifications, controlling for up to quadratic time trends. I further investigate the effects in the long-run, over the business cycle, of high minimum wages, and of institutional complementarities. The findings consistently suggest that there is little evidence for substantial disemployment effects, neither ...