Discussion paper DP1268 Are Markets More Competitive if Commodities are Closer Substitutes? Norbert Schulz 30 Nov 1995 International Trade and Regional Economics D43 D83 L13
Discussion paper DP1106 On the Persistence of Leadership or Leapfrogging in International Trade Jacques-François Thisse Massimo Motta 31 Jan 1995 International Trade and Regional Economics F12 F15 L13
Discussion paper DP707 Macroeconomic Import Functions with Imperfect Competition. An Application to the EC Trade Joaquim Oliveira Martins Joel Toujas-Bernate 25 Jul 1992 International Trade and Regional Economics C30 F12 F14 F15 F17
Discussion paper DP446 Product Line Competition and Shopping Costs: Why Firms May Choose to Compete Head-to-Head Paul Klemperer 1 Aug 1990 Applied Macroeconomics D L