Although previous research has shown that homework improves students' academic achievement, the majority of these studies use data on students' homework time from retrospective questionnaires, which are less accurate than time-diary data. However, most time-diary data sets do not contain outcome...

In this paper, I evaluate potential side effects of the educational expansion in Germany on the learning outcomes of today's students. The educational expansion was a demand shock in the labor market of teachers, which could have thus encouraged individuals with different teaching abilities to...

Pietro Sancassani prepared this study while he was working at the Center for Economics of Education at the ifo Institut. The study was completed in March 2023 and accepted as a doctoral thesis by the Department of Economics at the LMU Munich. It consists of four distinct empirical essays and...