Franziska Bernadette Hampf prepared this study while she was working at the ifo Center for the Economics of Education. The study was completed in September 2019 and accepted as doctoral thesis by the Department of Economics at the University of Munich. It consists of four distinct empirical...

This paper explores the potential of an approach suggested by Manski of obtaining nonparametric bounds for treatment effects in evaluation studies without knowledge of the participation process. The practical concern is the effects of continuous vocational training in East Germany. The empirical...

Studies examining the effectiveness of welfare-to-work programs present findings that are mixed and sometimes at odds, in part due to research design, data, and methodological limitations of the studies. We aim to substantially improve on past approaches to estimate program effectiveness by...