Abstract Using a new set of measures of concentration of trade, I suggest that the opening up of trade to date has been … greatly exaggerated. At least judging on the basis of trade concentration, agriculture and service sectors should barely be … the global openness league table. Since there is a strong correlation between concentration of trade and poor economic …

interaction is outlined, the components of which are based on intersectoral trade, labour mobility, and consumption …

trade and geography. Commerce et Géographie: Paul Krugman et le Prix Nobel 2008 en ÉconomieRésumé Dans la présent …