Tim Hatton is Emeritus Professor of Economics at the University of Essex and at the Australian National University. He has published widely on the causes and effects of international migration, refugees and asylum policy in Europe. His current interests are in economic history, most recently international migration in the nineteenth century, emigrant ships and their voyages. His books include Seeking Asylum: Trends and Policies in the OECD (CEPR, 2011) and (with Jeffrey G. Williamson) Global Migration and the World Economy: Two Centuries of Policy and Performance (MIT Press, 2005). He is a Fellow of the IZA, CReAM and the CEPR.