NATIONAL BUREAU OF ECONOMIC RESEARCH
NATIONAL BUREAU OF ECONOMIC RESEARCH

Patents and the Survival of Internet-related IPOs

Iain M. Cockburn, Stefan Wagner

NBER Working Paper No. 13146
Issued in June 2007

---- Acknowledgements -----

Financial support from the German Academic Exchange Service DAAD is gratefully acknowledged. We thank Baruch Lev, INNO-tec, and participants in seminars at Melbourne Business School, Nanyang Technological University, Universitat Pompeu Fabra, INSEAD, ZEW, and the NBER Entrepreneurship Working Group for helpful comments and suggestions. The views expressed herein are those of the author(s) and do not necessarily reflect the views of the National Bureau of Economic Research.

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