3Solow, R.M. A contribution to the theory of economic growth [J]. Quarterly Journal of Economics, 1956, 70(1): 65-94.
4Lucas, R.E. The mechanics of economic development[J]. Journal of Monetary Economics, 1988, 22(1): 3-42.
5Scherer, F.M. Firm size, market structure, opportunity, and the output of patented inventions[J]. American Economic Review, 1965, 55(2): 1097-1125.
6Schmookler, J. Invention and economic growth[M]. Boston: Harvard University Press, 1966.
7Grabowski, G.H. The determinants of industrial research and development: A study of the chemical, drug, and petroleum industries[J]. Journal of Political Economy,1968,76(2):292-306.
8Hambrick, D.C., Macmillan, C.I. Efficiency of product R&D in business units: The Role of strategic context[J]. Academy of Management Journal, 1985, 28(3): 527-547.
9Lichtenberg, F.R., Siegel, D. The impact of R&D investment on productivity: New evidence using linked R&D-LRD data [J]. Economic Enquiry, 1991, 29(2): 203-228.
10Mairesse, J., Hall, B. Estimating the productivity of research and development: An exploration of GMM Methods using data on French and United States manufacturing firms[R]. NBER Working Paper No.5501, 1996.
