Leite, Vasco; Castro, Sofia B.S.D.; Correia-da-Silva, João - Faculdade de Economia, Universidade do Porto - 2008
We generalize the model of Krugman (1991) to allow for asymmetric trade costs between regions and for (asymmetric) trade costs that are internal to the regions. We find that industrial activity, in a region, is enhanced by higher costs of importing and lower costs of exporting (more precisely,...