This paper investigates the determinants of intra-firm trade of multinational firms located in France, using data on French companies. Results on the vertical pattern of production networks differ according to the affiliates' location. Lower wage and transportation costs in the developing...

Recent theoretical developments have incorporated endogenous multinational firms into the general-equilibrium model of trade. One simple taxonomy separates the theory into vertical' models in which firms geographically separate activities by stages of production and horizontal' models of...