6Hansen,K.L.,Rush,H. Hotspots in Complex Product Systems: Emerging Issues in Innovation Management [J].Tech-innovation, 1998(18): 555-561.
7Jefferson,G.H.,Bai Huamao,Guan Xiaojing,Yu Xiaoyun.R&D performance in Chinese industry [J].Joumal of Graduate School of International Economics and Finance,Brandeis University, 2002(3): 32-35.
8Aghion, P., Bloom, N. , Blundel, R., Griffith, R., and Howitt, P. Competition and Innovation: An Inverted U Relationship [J]. Quarterly Journal of Economics, 2005( 2 ): 701-728.
9Timothy Edmonds. Regional Competitiveness &the Role of the Knowledge Economy[J].Research Paper,2000(7):23-88.