I am professor at the University of Paris I Panthéon-Sorbonne (Paris School of Economics) and research fellow at CEPR (London). Before this I was an assistant professor at the Graduate Institute of International Studies in Geneva and an economist at the Federal Reserve Bank of New York. I am also a co-managing editor of Economic Policy. My fields of research are international macroeconomics, international trade and economic geography and more recently the economics of military conflicts. My research was published in the American Economic Review, the Journal of International Economics, the Journal of Public Economics, the International Economic Review and other academic journals. I obtained my PhD in economics from Georgetown University.