Within a 2 Country-4 Region setting we study the impact of a reduction in international transport costs over the localisation of firms inside countries.We find that even when countries are symmetrical, but as long as regions within countries are not entirely identical (whatever the differences),...

L’ouverture des économies ne s’est pas, dans tous les cas, accompagnée d’une intensification spontanée de la concurrence. Dans certains secteurs, l'ouverture commerciale a sans doute favorisé la concentration où l’apparition de nouveaux monopoles ou duopoles mondiaux. Loin...

MIRAGE is a multi-region, multi-sector computable general equilibrium model, devoted to trade policy analysis. It incorporates imperfect competition, product differentiation by variety and by quality, and foreign direct investment, in a sequential dynamic set-up where installed capital is...

The electronic marketplaces, as an interorganizational entity, is not limited to a transactional dimension. Indeed, those companies that survived the initial consolidation have increasingly expanded their functions and contribute to a new competition dynamic. This new competitiveness has set off...

Les 3 essais sont les suivants : 1. "Les leçons du boom technologique américain : place et rôle des technologies de l'information (TI) dans l'économie américaine" ; 2. "La concurrence" ; 3. "Les relations interentreprises"

Conversion to the single European currency, the euro, requires good management of the transition on the part of companies, both internally and externally, taking into account the importance of communication which is necessary to win consumer confidence. Through the unification of the European...

This paper studies the reasons behind the export performance of different Mexican states from 1994 to 2002. Mexican exports are divided into two components: (1) foreign market potential; and (2) supply capacity. Results suggest that states that experience an increase in supply capacity are, in...