Financial Patenting in Europe
---- Acknowledgements -----
We are very grateful to Dietmar Harhoff for providing us with updated EPO patent data for this revision of the paper. The paper has also benefited considerably from comments by John Duffy, Dietmar Harhoff, Robert Hunt, Anne Layne-Farrar, Jonathan Squires, Otto Toivanen, participants in the Bank of Finland-CEPR Conference in Helsinki (October 2008) and the AEA Conference in Tokyo (December 2008). The views expressed herein are those of the author(s) and do not necessarily reflect the views of the National Bureau of Economic Research.