5OECD. Oslo Manual: Guidelines for Collecting and Interpre- ting Innovation Data[ R]. 3rd Edition. 2005.
6Bronwyn H. Hall & Jacques Mairesse, "Exploring the rela- tionship between R&D and productivity in French manufactur- ing firms" [ J] , Journal of Econometrics, 1995, vol. 65 ( 1 ), 263 - 293.
7Bronwyn H. Hall & Jacques Mairesse, "Empirical Studies of Innovation in the Knowledge - driven Economy" [ J ], Eco- nomic of Innovation and New Technology, 2006, vol. 15(4/ 5), 289 - 299.
8Albert Guangzhou Hu, Gary H. Jefferson, "Returns to Re- search and Development in Chinese Industry: Evidence from State - owned Enterprises in Beijing" [ J ] , China Economic Review , 2004, 15(1), 86 -107.
9Bruno Crepon, Emmanuel Duguet&Jacques Mairesse, "Re-search, Innovation, and Productivity: An Econometric Analy- sis at Firm level" [ J ], Economics of Innovation and New Technology, 1998, 7(2), 115-158.
10Hans Loof, Almas Heshmati, Rita Asplund & Svein- Olav Naas, "Innovation and Performance in Manufacturing Indus- tries: a Comparison of the Nordic Countries" [ EB/OL ], SSE/EFI Working Papers, 2001.