Entrepreneurship and Urban Growth: An Empirical Assessment with Historical Mines
NBER Working Paper No. 18333
---- Acknowledgements -----
Comments are appreciated and can be sent to email@example.com, firstname.lastname@example.org, and email@example.com. Glaeser and W. Kerr are affiliates of the NBER. We thank Ajay Agrawal, Hoyt Bleakley, Mercedes Delgado, Xavier Giroud, Rick Hornbeck, Larry Katz, James Lee, John McHale, Debarshi Nandy, Tom Nicholas, László Sándor, Curtis Simon, Will Strange, Adam Storeyguard, Bob Strom, and seminar participants for very helpful comments; Alex Field, Alex Klein, and Gavin Wright for their guidance with respect to historical data sources; Chris Hansen for assistance with the IVQR methodology; the Sloan Foundation and The Taubman Center for State and Local Government for financial support; and Kristina Tobio for excellent research assistance. Any opinions and conclusions expressed herein are those of the authors and do not necessarily represent the views of the U.S. Census Bureau. All results have been reviewed to ensure that no confidential information is disclosed. Support for this research at the Boston RDC from NSF (ITR-0427889) is also gratefully acknowledged. The views expressed herein are those of the authors and do not necessarily reflect the views of the National Bureau of Economic Research.