1. Caballero, R. and Lyons, R. (1990), “Internal versus external economies in European industry”, European Economic Review, Vol. 34, pp. 805‐30.
2. Caballero, R. and Lyons, R. (1991), “External effects and European integration”, in Winters, L. and Venables, A. (Eds), European Integration: Trade and Industry, Cambridge University Press, Cambridge.
3. Caballero, R. and Lyons, R. (1992), “External effects in US procyclical productivity”, Journal of Monetary Economics, Vol. 29, pp. 209‐25.
4. Cassella, A. (1996), “Large countries, small countries and the enlargement of trade blocs”, European Economic Review, Vol. 40, pp. 389‐415.
5. Cosgrove‐Sacks, C. (1999), The European Union and Developing Countries: The Challenges of Globalization, St Martin's Press, New York, NY.