Jacques-Francois Thisse, a fellow of the Econometric Society and of the Regional Science Association International, is Professor of Economics at the Universite Catholique de Louvain (Belgium) and the Higher School of Economics (Russia). He has published in numerous journals, including the American Economic Review, Econometrica, the Journal of Political Economy, the International Economic Review, Management Science, Exploration in Economic History, and the Journal of Economic Geography. He is the co-author of Discrete Choice Theory of Product Differentiation, Economic Geography, and Economic Ge...