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 data from 12 European countries and the variation across countries and over time in the changes of minimum school leaving age, we study the effects of the quantity of education on the distribution of earnings. We find that compulsory school reforms significantly affect educational...

In this paper, we exploit the Swedish compulsory schooling reform in order to estimate the causal effect of parental education on son's outcomes. We use data from the Swedish enlistment register on the entire population of males and focus on outcomes such as cognitive skills, non-cognitive...