This paper examines to what extent marital sorting affects cross-sectional earnings inequality in Germany over the past three decades, while explicitly taking into account labor supply choices. Using rich micro data, the observed distribution of couples' earnings is compared to a counterfactual...

This paper examines to what extent non-random sorting of spouses affects earnings inequality while explicitly disentangling effects from increasing assortativeness in couple formation from changing patterns of couples' labor supply behavior. Using German micro data, earnings distributions of...

To estimate peer effects in college achievement we exploit a unique dataset in which individuals have been exogenously assigned to peer groups of about 30 students with whom they are required to spend the majority of their time interacting. This feature enables us to estimate peer effects that...