Axel Dreher is Professor of International and Development Politics at Heidelberg University. He received his PhD from the University of Mannheim in 2003, and has since then been employed at the universities of Exeter, Konstanz, and Goettingen, and the KOF Swiss Economic Institute at ETH Zurich. Alexandra Rudolph is a PhD candidate and works at the Chair of International and Development Politics at Karl-Ruprecht University Heidelberg. Her research interests are focused in development economics and international political economy.