In Chapter 1 of the dissertation, the role of social networks is analyzed as an important determinant in the search behavior of the unemployed. Based on the hypothesis that the unemployed generate information on vacancies through their social network, search theory predicts that individuals with...

This dissertation builds on the economic research about M&A and the effects on the merging plants' performance. In particular, the objective of this thesis is to shed some light on questions about causal effects of M&A on plants' performance, taking firm heterogeneity into account. Since there...

The thesis “Student Performance in Higher Education: Ability, Class Attendance, Mobility and the Bologna Process” empirically analyzes determinants of students’ success at university. Administrative student data as well as survey data collected at Göttingen University, Germany are used....

This thesis consists of three essays examining banks’ tax response. The first essay Tax vs. Regulation Policy and the Location of Financial Sector FDI is co-authored with Prof. Dr. Michael Overesch, Chair of Business Taxation at the University of Cologne and Prof. Dr. Georg Wamser, Chair of...

Die vorliegende Dissertation befasst sich mit probabilistischen Prognosen, die seit einigen Jahren ein aktives ökonometrisches Forschungsgebiet darstellen. Da solche Prognosen eine vollständige Verteilung für die interessierende Zufallsvariable angeben, beinhalten sie Information über...