About the Authors

Elisa M. Maffioli

elisa.maffioli@duke.edu

Affiliations Department of Economics, Duke University Durham, NC, United States of America, Duke Global Health Institute, Duke University Durham, NC, United States of America

Competing Interests

The author has declared that no competing interests exist.

Author Contributions

Conceptualization: EM. Formal analysis: EM. Writing – original draft: EM. Writing – review & editing: EM.