1. Acs, Z. J., Audretsch, D. B., & Feldman, M. P. (1992). Real effects of academic research: Cooment. Americal Economic Review, 82(1), 363–367.
2. Amin, A., & Thrift, N. (1994). Living in the global. In A. Amin & N. Thrift (Eds.), Globalization, institutions, and regional development in Europe (pp. 1–22). Oxford University Press: Oxford.
3. Asheim, B. (2000). Industrial districts: The contribution of Marshall and beyond. In G. Clark, M. Feldman, & M. Gertler (Eds.), The Oxford handbook of economic geography (pp. 413–431). Oxford: Oxford University Press.
4. Barkley, D. L., & McNamara, K. T. (1994). Manufacturers’ location decisions: Do surveys provide helpful insights? International Regional Science Review, 17(1), 23–47.
5. Bergman, E. M., & Feser, E. J. (1999). Industrial and regional clusters: Concept and comparative applications, web book in regional science. West Virginia University: Regional Research Institute.