Discussion paper DP3134 Information Sharing, Research Co-Ordination and Membership of Research Joint Ventures David Ulph Giorgio Barba Navaretti Patrizia Bussoli Georg von Graevenitz 1 Jan 2002 Industrial Organization International Trade and Regional Economics F23 L22 O31 O32
Discussion paper DP1407 Endogenous Innovation Spillovers and Technology Policy David Ulph Yannis Katsoulacos 31 May 1996 Industrial Organization F1 L0 O3
Discussion paper DP1063 Trade, Strategic Innovation and Strategic Environmental Policy - a General Analysis David Ulph Alistair Mitchell Ulph 30 Nov 1994 International Trade and Regional Economics F12 F13 H23 Q28
Discussion paper DP992 Evaluating Welfare Losses Under R&D Rivalry and Product Differentiation David Ulph Yannis Katsoulacos 31 Jul 1994 Industrial Organization D43 D60 L13 O33
Discussion paper DP276 Strategic R&D Policy David Ulph Yannis Katsoulacos 1 Oct 1988 Applied Macroeconomics L L O