This volume was prepared by Sebastian Benz while he was working at the Ifo Institute. It was completed in December 2013 and accepted as a doctoral thesis by the Department of Economics at the University of Munich. It includes five self-contained chapters. All chapters discuss different...

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,...