5Griliches,Z., 1979, Issues in assessing the contribution of research and development to productivity growth[J], The Bell Journal of Economics, 10(1):92- 116.
6Griliches, Z. and J. Mairesse, 1984, R&D and productivity growth: Comparing Japanese and U.S. manufacturing firms [ M ], In Huhen, Charles(ed. ), Productivity growth in Japan and the United States, vol. 53 of Studies in Income and Wealth, Chicago: Chicago University Press, 317 - 348.
7Griliehes, Zvi, Ariel Pakes, and Bronwyn H. Hall, 1986, The value of patents as indicators of inventive activity[J].NBER Working Paper No. 2083.
8Goto, Akira and Kazuyuki Suzuki, 1989, R&D capital, rate return on R&D investment and spillover of R&D in Japanese manufacturing industries[J], Review of Economics and Statistics, 71(4) ,555 - 564.
9Hall, B.H. and J. Mairesse, 1995, Exploring the relationship between R&D and productivity in French manufacturing firms [ J ], Journal of Econometrics, 65(1), 263 - 293.
10Coe, D.S. and E., 1995, Helpman, International R&D spillovers[ J], European Economic Review, 39(5), 859 - 887.
5Goldsmith R W. A perpetual inventory of national wealth [ J]. NBER Studies in Income and Wealth, 1951, (114) :5 -61.
6Wykoff F C, Hulten C R. Issues in the measurement of economic depreciation: Introductory remarks [ J ]. Eco- nomic Inquiry, 1996, (34) : 10 - 23.
7Bitzer J, Stephan A. A Schumpeter- inspired approach to the construction of R&D capital stocks [ J ]. Applied Economics ,2007,39 ( 2 ) : 179 - 189.
8Goto A,Suzuki K. R&D capital, rate of return on R&D investment and spillover of R&D in Japanese manufac- turing industries [ J ]. Review of Economics and Statis- tics, 1989, 71(41) : 555 -564.
9Coe D, Helpman E. International R&D spillovers[ J]. European Economic Review, 1995, (39) : 859 - 887.
10Bernstein J I, Nadiri M I. Research and development and intra- industry spillovers: An empirical application of dynamic duality [ J 1- The Review of Economic Stud- ies, 1989, 56 (2):249-267.
