Clusters of Entrepreneurship and Innovation
---- Acknowledgments ----
This paper has been prepared for the Innovation Policy and the Economy Forum, April 2013. We thank Josh Lerner, Erin Scott, and Scott Stern for helpful comments. The views expressed herein are those of the authors and do not necessarily reflect the views of the National Bureau of Economic Research.
---- Disclosure of Financial Relationships for Edward L. Glaeser ----
I have received speaking fees from organizations that organize members that invest in real estate markets, including the National Association of Real Estate Investment Managers and the Pension Real Estate Association.