4Bosworth, D., Rogers, M.. Market Value, R&D and Intellectual Property: An Empirical Analysis of Large Australian Firms. The Economic Record, 2001, 7(12):323-337. 被引量:1
5Mank, D. A., Nystrom, H. E.. Decreasing Returns to Share- holders from R&D Spending in the Computer Industry. Engi- neering Management Journal, 2001,(3):1041-1054. 被引量:1
7Jaffe, A.B., Palmer, K.. Environmental Regulation and Inno- vation: A Panel Data Study. Review of Economics and Statis- tics, 1997,79(4):610 -619. 被引量:1
8Hamamoto, M.. Environmental Regulation and the Productivi- ty of Japanese Manufacturing Industries. Resource and Energy Economics, 2006, 28(4): 299 -312. 被引量:1
9Ambec, S., Barla, P.. Can Environmental Regulations be good for Business? An Assessment of the Porter Hypothesis. Work- ing paper, 2007(1):12-16. 被引量:1
10Klette, T.J.. R&D, Scope Economies and Plant Performance. Rand Journal of Economics, 1996, 27(3):502-522. 被引量:1