1. Levinthal, Daniel & March, James G., 1981. "A model of adaptive organizational search," Journal of Economic Behavior & Organization, Elsevier, vol. 2(4), pages 307-333, December. [Downloadable!] (restricted)
2. Griliches, Zvi, 1990. "Patent Statistics as Economic Indicators: A Survey," Journal of Economic Literature, American Economic Association, vol. 28(4), pages 1661-1707, December. [Downloadable!] (restricted)
   Other versions:
   • Zvi Griliches, 1991. "Patent Statistics as Economic Indicators: A Survey," NBER Working Papers 3301, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
   • Zvi Griliches, 1998. "Patent Statistics as Economic Indicators: A Survey," NBER Chapters, in: R&D and Productivity: The Econometric Evidence, pages 287-343 National Bureau of Economic Research, Inc. [Downloadable!]
3. Cockburn, Iain M & Henderson, Rebecca M, 1998. "Absorptive Capacity, Coauthoring Behavior, and the Organization of Research in Drug Discovery," Journal of Industrial Economics, Blackwell Publishing, vol. 46(2), pages 157-82, June. [Downloadable!] (restricted)
4. Wuyts, Stefan & Colombo, Massimo G. & Dutta, Shantanu & Nooteboom, Bart, 2005. "Empirical tests of optimal cognitive distance," Discussion Paper 45, Tilburg University, Center for Economic Research. [Downloadable!]
   Other versions:
   • Wuyts, S.H.K. & Colombo, M.G. & Dutta, S. & Nooteboom, B., 2004. "Empirical Tests Of Optimal Cognitive Distance," Research Paper ERS-2004-007-ORG Revision, Erasmus Research Institute of Management (ERIM), ERIM is the joint research institute of the Rotterdam School of Management, Erasmus University and the Erasmus School of Economics (ESE) at Erasmus Uni. [Downloadable!]
   • Wuyts, Stefan & Colombo, Massimo G. & Dutta, Shantanu & Nooteboom, Bart, 2005. "Empirical tests of optimal cognitive distance," Journal of Economic Behavior & Organization, Elsevier, vol. 58(2), pages 277-302, October. [Downloadable!] (restricted)
5. Jerry A. Hausman & Bronwyn H. Hall & Zvi Griliches, 1984. "Econometric Models for Count Data with an Application to the Patents-R&D Relationship," NBER Technical Working Papers 0017, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
   Other versions:
   • Hausman, Jerry & Hall, Bronwyn H & Griliches, Zvi, 1984. "Econometric Models for Count Data with an Application to the Patents-R&D Relationship," Econometrica, Econometric Society, vol. 52(4), pages 909-38, July. [Downloadable!] (restricted)
6. Cohen, Wesley M & Levinthal, Daniel A, 1989. "Innovation and Learning: The Two Faces of R&D," Economic Journal, Royal Economic Society, vol. 99(397), pages 569-96, September. [Downloadable!] (restricted)
7. Mowery, David C & Oxley, Joanne E, 1995. "Inward Technology Transfer and Competitiveness: The Role of National Innovation Systems," Cambridge Journal of Economics, Oxford University Press, vol. 19(1), pages 67-93, February.
8. repec:fth:harver:1473 is not listed on IDEAS
9. Pakes, Ariel & Griliches, Zvi, 1984. "Estimating Distributed Lags in Short Panels with an Application to the Specification of Depreciation Patterns and Capital Stock Constructs," Review of Economic Studies, Blackwell Publishing, vol. 51(2), pages 243-62, April. [Downloadable!] (restricted)
   Other versions:
   • Ariel Pakes & Zvi Griliches, 1984. "Estimating Distributed Lags in Short Panels with an Application to the Specification of Depreciation Patterns and Capital Stock Constructs," NBER Working Papers 0933, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
10. R. Luce & Albert Perry, 1949. "A method of matrix analysis of group structure," Psychometrika, Springer, vol. 14(2), pages 95-116, June. [Downloadable!] (restricted)
11. Heckman, James J & Borjas, George J, 1980. "Does Unemployment Cause Future Unemployment? Definitions, Questions and Answers from a Continuous Time Model of Heterogeneity and State Dependence," Economica, London School of Economics and Political Science, vol. 47(187), pages 247-83, August. [Downloadable!] (restricted)
12. Kogut, Bruce, 1989. "The Stability of Joint Ventures: Reciprocity and Competitive Rivalry," Journal of Industrial Economics, Blackwell Publishing, vol. 38(2), pages 183-98, December. [Downloadable!] (restricted)
13. Teece, David J., 1986. "Profiting from technological innovation: Implications for integration, collaboration, licensing and public policy," Research Policy, Elsevier, vol. 15(6), pages 285-305, December. [Downloadable!] (restricted)
14. Rebecca Henderson & Iain Cockburn, . "Scale, Scope and Spillovers: The Determinants of Research Productivity in Drug Discovery," Working Papers ec25/94, Department of Economics, University of Lancaster.
    Other versions:
    • Rebecca Henderson & Iain Cockburn, 1996. "Scale, Scope, and Spillovers: The Determinants of Research Productivity in Drug Discovery," RAND Journal of Economics, The RAND Corporation, vol. 27(1), pages 32-59, Spring. [Downloadable!] (restricted)
15. Zvi Griliches, 1979. "Issues in Assessing the Contribution of Research and Development to Productivity Growth," Bell Journal of Economics, The RAND Corporation, vol. 10(1), pages 92-116, Spring. [Downloadable!] (restricted)
    Other versions:
    • Zvi Griliches, 1998. "Issues in Assessing the Contribution of Research and Development to Productivity Growth," NBER Chapters, in: R&D and Productivity: The Econometric Evidence, pages 17-45 National Bureau of Economic Research, Inc. [Downloadable!]
16. Vanhaverbeke, W. & Berends, J.J. & Kirschbaum, R. & Brabander de, F., 2003. "Knowledge management challenges in corporate venturing and technological capability building through radical innovations," ECIS Working Papers 03.16, Eindhoven Centre for Innovation Studies, Eindhoven University of Technology. [Downloadable!]

Cited by:
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1. Nooteboom, Bart & Gilsing, Victor & Vanhaverbeke, Wim & Duysters, Geert & Oord, Ad van den, 2006. "Network embeddedness and the exploration of novel technologies : technological distance, betweenness centrality and density," Discussion Paper 32, Tilburg University, Center for Economic Research. [Downloadable!]
   Other versions:
   • Gilsing, Victor & Nooteboom, Bart & Vanhaverbeke, Wim & Duysters, Geert & van den Oord, Ad, 2008. "Network embeddedness and the exploration of novel technologies: Technological distance, betweenness centrality and density," Research Policy, Elsevier, vol. 37(10), pages 1717-1731, December. [Downloadable!] (restricted)
2. Garavaglia, C., 2004. "History friendly simulations for modelling industrial dynamics," ECIS Working Papers 04.19, Eindhoven Centre for Innovation Studies, Eindhoven University of Technology. [Downloadable!]