This thesis strives to offer new insights in two main areas. First, in the well-researched domain of payment cards chapters 2 and 3 investigate an aspect that has hitherto been scantly examined, namely, the fact that merchant usage fees differ substantially among merchant sectors. Additionally,...

This dissertation was prepared by Jasmin Gröschl and is a collection of five self-contained empirical essays. They aim at contributing to the understanding of non-standard determinants of trade and migration: historical and cultural characteristics in the United States (Chapter 1),...