Identifying the age profile of patent citations: New estimates of knowledge diffusion

Journal of Applied Econometrics

Volumn 25, Issue 7, 2010, Pages 1179-1204

  Mehta, Aditi ^a   Rysman, Marc ^b   Simcoe, Tim ^c  

^a UNIVERSITY OF WASHINGTON   (United States)

^b Boston University   (United States)

^c UNIVERSITY OF TORONTO   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 78649583513     PISSN: 08837252     EISSN: 10991255     Source Type: Journal    
DOI: 10.1002/jae.1086     Document Type: Article

References (34)

1. Adams J, Clemmons JR, Stephan P. 2006. How rapidly does science leak out? NBER Working Paper No. 11997, National Bureau of Economic Research, Cambridge, MA.
2. Agrawal A, Cockburn I, McHale J. 2006. Gone but not forgotten: knowledge flows, labor mobility, and enduring social relationships. Journal of Economic Geography 6(5): 571-591.
3. Albert MB, Avery D, Narin F, Mcallister P. 1991. Direct validation of citation counts as indicators of industrially important patents. Research Policy 20(3): 251-259.
4. Alcacer J, Gittelman M. 2006. Patent citations as a measure of knowledge flows: the influence of examiner citations. Review of Economics and Statistics 88(4): 774-779.
5. Angrist J. 2001. Estimation of limited dependent variable models with dummy endogenous regressors: simple strategies for empirical practice. Journal of Economics and Business Statistics 19: 2-28.
6. Bacchiocchi E, Montobbio F. 2004. EPO vs. USPTO citation lags. CESPRI Working Paper no. 161, Centre of Research on Innovation and Internationalization, Milan, Italy.
7. Branstetter L, Ogura Y. 2005. Is academic science driving a surge in industrial innovation? Evidence from patent citations. NBER Working Paper No. 11561, National Bureau of Economic Research, Cambridge, MA.
8. Caballero RJ, Jaffe AB. 2002. How high are the giants' shoulders? An empirical assessment of knowledge spillovers and creative destruction in a model of economic growth. In Patents, Citations and Innovations: A Window into the Knowledge Economy, Jaffe AB, Trajtenberg M (eds). MIT Press: Cambridge, MA; 89-152.
9. Cockburn I, Kortum S, Stern S. 2002. Are all patent examiners equal? Impact of patent examiner characteristics. NBER Working Paper No. 8980, National Bureau of Economic Research, Cambridge, MA.
10. Galenson DW, Weinberg BA. 2000. Age and the quality of work: the case of modern American painters. Journal of Political Economy 108: 761-777.
11. Gans JS, Hsu DH, Stern S. 2008. The impact of uncertain IP rights on the market for ideas: evidence from patent grant delays. Management Science 54: 982-987.
12. Hall B, Jaffe A, Trajtenberg M. 2002. The NBER patent citations data file: lessons, insights, and methodological tools. In Patents, Citations and Innovations: A Window on the Knowledge Economy, Jaffe A, Trajtenberg M (eds). MIT Press: Cambridge, MA; 403-460.
13. Hall B, Jaffe A, Trajtenberg M. 2005. Market value and patent citations. RAND Journal of Economics 36: 16-38.
14. Hall BH, Mairesse J, Turner L. 2007. Identifying age, cohort and period effects in scientific research productivity: discussion and illustration using simulated and actual data on French physicists. Economics of Innovation and New Technology 16: 159-177.
15. Harhoff D, Narin F, Scherer FM, Vopel K. 1999. Citation frequency and the value of patented inventions. Review of Economics and Statistics 81(3): 511-515.
16. Jaffe AB, Trajtenberg M. 1996. Flows of knowledge from universities and federal laboratories: modeling the flow of patent citations over time and across institutional and geographic boundaries. In Proceedings of the National Academy of Sciences of the USA 93(23): 12671-12677.
17. Jaffe AB, Trajtenberg M. 1999. International knowledge flows: evidence from patent citations. Economics of Innovation and New Technology 8: 105-136.
18. Jaffe A, Trajtenberg M. 2002. Patents, Citations and Innovations: A Window on the Knowledge Economy. MIT Press: Cambridge, MA.
19. Jaffe A, Trajtenberg M, Henderson R. 1993. Geographic localization of knowledge spillovers as evidenced by patent citations. Quarterly Journal of Economics 108: 577-598.
20. Jaffe AB, Trajtenberg M, Fogarty MS. 2000. Knowledge spillovers and patent citations: evidence from a survey of inventors. American Economic Review 90: 215-218.
21. Johnson DKN, Popp D. 2003. Forced out of the closet: the impact of the American Inventors Protection Act on the timing of patent disclosure. RAND Journal of Economics 34: 96-112.
22. Kortum S, Lerner J. 1999. What is behind the recent surge in patenting? Research Policy 28(1): 1-22.
23. Marco AC. 2007. The dynamics of patent citations. Economics Letters 94: 290-296.
24. Miravete EJ. Competing with menus of tariff options (2007). NET Institute Working Paper No. 07-02.
25. Mowery DC, Oxley JE, Silverman BS. 1996. Strategic alliances and interfirm knowledge transfer. Strategic Management Journal 17: 77-91.
26. Mullahy J. 1996. Instrumental-variable estimation of count data models: applications to models of cigarette smoking behaviour. Review of Economics and Statistics 11: 586-593.
27. Murray F, Stern S. 2007. Do formal intellectual property rights hinder the free flow of scientific knowledge? An empirical test of the anti-commons hypothesis. Journal of Economic Behavior and Organization 63(4): 648-687.
28. Popp D, Juhl T, Johnson DKN. 2004. Time in purgatory: examining the grant lag for US patent applications. Topics in Economic Analysis and Policy 4: 1-43.
29. Rysman M, Simcoe T. 2007. Patents and the performance of voluntary standard setting organizations. Management Science (forthcoming).
30. Rysman M, Simcoe T. 2008. Patents and the performance of voluntary standard setting organizations. Management Science, 54: 1920-1934.
31. Thompson P, Fox-Kean M. 2005. Patent citations and the geography of knowledge spillovers: a reassessment. American Economic Review 95: 450-460.
32. Trajtenberg M. 1990. A penny for your quotes: patent citations and the value of innovations. RAND Journal of Economics 21: 172-187.
33. Windmeijer F, Santos-Silva J. 1997. Endogeneity in count data models: an application to demand for health care. Journal of Applied Econometrics 12: 281-294.
34. Wooldridge JM. 2002. Econometric Analysis of Cross Section and Panel Data. MIT Press: Cambridge, MA.