[29] Dixit, A.(1989). “Exit and Entry Decisions Under Uncertainty,” Journal of Political Economy
157, 620-638.
[30] Dixit, A. and J. Stiglitz (1977). “Monopolistic Competition and Optimum Product Diversity,”
American Economic Review 67, 297-308.
[31] Eaton, J. and S. Kortum (1996). “Trade in Ideas: Productivity and Patenting in the OECD,”
Journal of International Economics 40, 251-278.
[32] Ekholm, K. and K.H. Midelfart-Knarvik (2001). “Relative Wages and Trade-Induced Changes
in Technology,” CEPR Discussion Paper No. 2677.
[33] Epifani, P. and G.A. Gancia (2002). “The Skill Bias of World Trade,” W.P. CESPRI-Bocconi
University No.129.
[34] Ethier, W.(1982). “National and International Returns to Scale in the Modern Theory of
International Trade” American Economic Review 72, 389-405.
[35] Fajnzylber, P. and W. Maloney (2001). “Labour Demand and Trade Reform in Latin Amer-
ica,” World Bank Working Paper No. 2491, Washington DC.
[36] Feenstra, R.C. and G.H. Hanson (1996). “Foreign Investment, Outsourcing and Relative
Wages,” in R.C. Feenstra, G.M. Grossman and D.A. Irwin eds., The Political Economy of
Trade Policy: Papers in Honor of Jagdish Bhagwati, MIT Press, 89-127.
[37] Grossman, G.M. and E. Helpman (1991). “Innovation and Growth in the Global Economy,”
MIT Press, Cambridge MA.
[38] Haddad, M. and A. Harrison (1993). “Are there Positive Spillovers from Foreign Direct In-
vestment? Evidence from Panel Data for Morocco,” Journal of Development Economics 42,
51-74.
[39] Hall, R.E.(1988). “The Relation Between Price and Marginal Cost in U.S. Industry,” Journal
of Political Economy 96, 921-947.
58