We study differential parental responses to variation in class size induced by a maximum class size rule in Swedish schools. In response to an increase in class size: (i) only high-income parents help their children more with homework; (ii) all parents are more likely to move their child to...

This paper utilizes a policy change to estimate the effect of teacher density on student performance. We find that an increase in teacher density has a positive effect on student achievement. The baseline estimate – obtained by using the grade point average as the outcome variable – implies...

Using a large longitudinal data set, we study the effects of increased trade on earnings and mobility in the Swedish labor market in the late 1980s and early 1990s. Earnings respond significantly to changes in industry sales, whether generated by domestic market forces or international trade:...

We examine the changes in the rewards to cognitive and non-cognitive skill during the time period 1992-2013. Using unique administrative data for Sweden, we document a secular increase in the returns to non-cognitive skill. This increase is particularly pronounced in the private sector, at the...

We examine the changes in the rewards to cognitive and non-cognitive skill during the time period 1992-2013. Using unique administrative data for Sweden, we document a secular increase in the returns to non-cognitive skill. This increase is particularly pronounced in the private sector, at the...

We examine the direct impact of idiosyncratic match quality on entry wages and job mobility using unique data on worker talents matched to job-indicators and individual wages. Tenured workers are clustered in jobs with high job-specific returns to their types of talents. We therefore measure...