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...

Most previous studies of intergenerational transmission of human capital are restricted to two generations - parents and their children. In this study we use a Swedish data set which enables us link individual measures of lifetime earnings for three generations and data on educational...