6Narula Marin. FDI Spillovers,Absorptive Capacities and Human Capital Development: Evidence from Argentina [ R ]. Research Memoranda 018, Maastricht: MERIT, Maastricht Economic Research Institute on Innovation and Technology ,2003.
7Kokko. Technology,market characteristics and spillovers [ J]. Journal of Development Economics, 1994,43 ( 2 ) :279 -293.
8Pearce. The Internationalization of Research and Devel- opment by Multinational Enterprises [ M ]. St Martin' s Press, New York, 1989.
9Dunning J. Multinational enterprises and the globalization of innovatory capacity [ J]. Research Policy, 1994, 26 : 67 - 88.
10Haddad H. Are there positive spillovers from direct foreign investment? evidence from panel data for morocco [J]. Journal of Development Economics, 1993,42 ( 1 ) : 51 -74.