Cecchini, P. (1988) The European Challenge: The Benefits of a Single Market, Wildwood House, Aldershot.
2.
Commission of the European Communities (1991 ) Europe 2000: Outlook for the Development of the Community's Territory, CEC, Brussels.
3.
Storper, M. (1995) The resurgence of regional economies, ten years later: the region as a nexus of untraded interdependencies, European Urban and Regional Studies2 (3): 191-221.