Movement of Star Scientists and Engineers and High-Tech Firm Entry
---- Acknowledgements ----
This research has been supported by grants from the National Science Foundation (grants SES-0830983 and SES-1158907) and the Ewing Marion Kauffman Foundation (grants 2008-0028 and 2008-0031). We are indebted to our research team members Emre Uyar, Jason Fong, Robert Liu, Jade Yu-Chi Lo, Tim Loon, Hongyan Ma, Amarita Natt, and Yong Yang. The paper was improved by insightful comments from several discussants and anonymous referees. Certain data included herein are derived from the Science Citation Index Expanded, Social Sciences Citation Index, Arts & Humanities Citation Index, High Impact Papers, and ISI Highly Cited of the Institute for Scientific Information®, Inc. (ISI®), Philadelphia, Pennsylvania, USA: © Copyright Institute for Scientific Information®, Inc. 2005, 2006. All rights reserved. Certain data included herein are derived from the Connecting Outcome Measures of Entrepreneurship, Technology, and Science (COMETS) database and the associated COMETSbeta and COMETSandSTARS databases © Lynne G. Zucker and Michael R. Darby. All rights reserved. This paper is a part of the NBER's research program in Productivity. Any opinions expressed are those of the authors and not those of their employers or the National Bureau of Economic Research.