6Anthony J. Venables, 1998 : "Localization of Industry and Trade Performance", Oxford Review of Economic Policy, Vol. 12, No. 3, pp. 52 - 60.
7Clark G. L. , Wrigley N. , 1995: “Sunk costs: a framework for economic geography.” Transactions of the Institute of British Geographers, New Series, Vol. 20, pp. 204 - 223.
8Dixit, A. and Stiglitz, J., 1977: "Monopolistic Competition and Optimum Product Diversity. " The American Review, Vol. 67, pp. 297 - 308.
9Donald R. Davis& David E. Weinstein, 1997: “Economic Geography and Structure: An Empirical Investigation Regional Production.” NBER Working Paper, No. 6093.
10John H. Dunning, 1988: “The Paradigm of In- ternational Production: A Restatement and Some Possible Extensions. ” Journal of International Business Studies, Vol. 19, No. 1, pp. 1-31.
