Alesina A., Spolaore E. (1997) On the number and size of nations. Quarterly Journal of Economics 112:1027-1055.
Cabrales A., Motta M. (2001) Country asymmetries, endogenous product choice and the speed of trade liberalisation. European Economic Review 45:87-107.
Cordella T. (1993) Trade liberalization and oligopolistic industries: A welfare appraisal. Recherches Economiques de Louvain 59:255-363.
Cordella T. (1996) On the possibility of perverse effects of intra-industry trade. Recherches Economiques de Louvain 62:129-138.
d'Aspremont C., Gabszewicz J.J., Thisse J.-F. (1979) On hotelling's stability in competition. Econometrica 47:1145-1150.
Deardorff A. (1984) Testing trade theories and predicting trade flows. Handbook of International Economics , Jones, R.W., Kenen, P. (Eds.). North-Holland, Amsterdam; 1:467-517.
Economides N. (1984) The principle of minimum differentiation revisited. European Economic Review 24:345-368.
Greenhut M., Norman G., Hung C. The Economics of Imperfect Competition, Cambridge University Press, Cambridge; 1987.
Krugman P. (1980) Scale economies, product differentiation, and the pattern of trade. American Economic Review 70:950-959.
Lösch A. Die Räumliche Ordnung der Wirtschaft, Gustav Fischer, Jena. English translation: The Economics of Location, Yale University Press, New Haven (1954); 1940.
Markusen J. (1981) Trade and the gains from trade with imperfect competition. Journal of International Economics 11:531-551.
Motta M. (1992) Sunk costs and trade liberalisation. Economic Journal 102:578-587.
Ohsawa Y. (1999) Cross-border shopping and commodity tax competition among governments. Regional Science and Urban Economics 29:33-52.
Salop S. (1979) Monopolistic competition with outside goods. Bell Journal of Economics 10:141-156.
Schmitt N. (1995) Product imitation, product differentiation and international trade. International Economic Review 36:583-608.
Shachmurove Y., Spiegel U. (1995) On nations' size and transportation costs. Review of International Economics 3:235-243.
Takayama A. International Trade: An Approach to the Theory, Holt, Rinehart and Winston, New York; 1972.
Tharakan J. Revisiting 'On Nations' Size and Transportation Costs', CORE Discussion Paper 2001/32; 2001.