This study was prepared by Nadine Fabritz while she was working at the Ifo Institute for Economic Research in the Department for Human Capital and Innovation. It was completed in June 2014 and accepted as a doctoral thesis by the Department of Economics at the University of Munich in October...

In the wake of the Melitz (2003) model of heterogeneous firms in international trade, new theoretical models arose that try to assess the impact of trade on wage inequality within sectors, a feature that neoclassical trade theory cannot sufficiently explain. Based on the predictions of Helpman,...