1
文献名：Technology Adoption in the Presence of Network Externalities
作者： Michael L. Katzand ，Carl Shapiro
期刊：The Journal of Political Economy, 1986, vol. 94, no. 4
电子链接: http://www.journals.uchicago.edu/doi/abs/10.1086/261409


2

文献名： .The Burden of Knowledge and the Death of the Renaissance Man: Is Innovation Getting Harder?

作者：
Jones, Benjamin F.
期刊：Review of Economic Studies，Volume 76 Issue 1, Pages 283 - 317
电子链接: http://www3.interscience.wiley.com/journal/121588572/abstract?CRETRY=1&SRETRY=0


3

文献名：Academic Freedom, Private Sector Focus and the Process of Innovation.

作者： Philippe
Aghion*Mathias
Dewatripont**Jeremy C.
Stein
期刊：The RAND Journal of Economics，2008，Volume 39 Issue 3, Pages 617 - 635
电子链接: http://www3.interscience.wiley.com/journal/121410500/abstract http://www3.interscience.wiley.com/journal/121410500/abstract