About the Authors
- Michele Pezzoni
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Affiliations GREDEG, University of Nice Sophia Antipolis, Nice, France, CRIOS, Bocconi University, Milan, Italy, BRICK, Collegio Carlo Alberto, Torino, Italy
- Jacques Mairesse
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Affiliations CREST-ENSAE, Paris, France; UNU-MERIT, Maastricht University, Netherlands, NBER, Cambridge, Massachusetts, United States of America
- Paula Stephan
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* E-mail: pstephan@gsu.edu
Affiliations NBER, Cambridge, Massachusetts, United States of America, Andrew Young School, Georgia State University, Atlanta, Georgia, United States of America
- Julia Lane
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Affiliations New York University, New York, New York, United States of America, University of Strasbourg, Strasbourg, France, University of Melbourne, Melbourne, Australia
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: MP JM PS. Analyzed the data: MP JM. Contributed reagents/materials/analysis tools: MP JL. Wrote the paper: JL PS.