4Granovetter,M.Economic action and social struvture:the prob- lem of embeddedness[J].American Journal of Sociology,1985,91(3): 481-510.
5Granovetter,M.The Strength of Weak Ties[J].The American Journal of Sociology,1973,78(6):1360-1380.
6Bair,J.and Gereffi,G.Locat Clusters in Global Chains:The Causes and Consequences of Export Dynamism in Torreon Blue Jeans Industry[J].World Development ,2001,29(11 ): 1885 - 1903.
7Owen-Smith,j.and Powell,W.W.Knowledge Networks in the Boston Biotechnology Community[R].Paper Presented at the Confer- ence on Science as An Institution and the Institutions of Science,Siena, 2002.
8Gereffi,G.The Organization of Buy-driver Global Commodity Chain:How U.S.Retailers Shape Overseas ProduCtion Networks[J]. Commodity Chains and Global Capitalism, 1994, 95 - 122.
9MaiUat,D.Innovative Melieux and New Generation of Re- gional Policies[J].Enterpreneurship and Regional Development,1998, 10(1):1-16.