University Patenting: Estimating the Diminishing Breadth of Knowledge Diffusion and Consumption
---- Acknowledgements -----
We are grateful to Azim Essaji, Maryann Feldman, Avi Goldfarb, Brent Goldfarb, Aamir Hashmi, Ignatius Horstman, Rhys Mendes, Diego Puga, Frank Rothaermel, Bhaven Sampat, Mark Schankerman, Tim Simcoe, Nadia Soboleva, Marie Thursby, Daniel Trefler, Rosemarie Ziedonis, and participants at the 2005 Canadian Economic Association meeting, 2005 Roundtable for Engineering Entrepreneurship Research conference (Georgia Tech), and 2006 ExTra workshop (EPFL) for helpful comments. Errors and omissions are our own. This research was partially funded by the Social Sciences and Humanities Research Council of Canada (Grant No. 410-2004-1770). Their support is gratefully acknowledged. The views expressed herein are those of the author(s) and do not necessarily reflect the views of the National Bureau of Economic Research.