Article Information
vol. 366 no. 6466
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History:
- Received for publication June 19, 2018
- Resubmitted October 11, 2018
- Accepted for publication October 16, 2019
- .
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Copyright © 2019 The Authors, some rights reserved; exclusive licensee American Association for the Advancement of Science. No claim to original U.S. Government Works http://www.sciencemag.org/about/science-licenses-journal-article-reuseThis is an article distributed under the terms of the Science Journals Default License.
Author Information
- 1Department of Economics, George Mason University, Fairfax, VA 22030, USA.
- 2Department of Human Evolutionary Biology, Harvard University, Cambridge, MA 02138, USA.
- 3Canadian Institute for Advanced Research, Toronto, Ontario M5G 1M1, Canada.
- ↵*Corresponding author. Email: jonathan.schulz77{at}gmail.com
