About the Authors

Erica Field

Affiliation Department of Economics, Duke University, Durham, North Carolina, United States of America

Rohini Pande

rohini_pande@harvard.edu

Affiliation Harvard Kennedy School, Cambridge, Massachusetts, United States of America

John Papp

Affiliation Highbridge Capital Management, New York, New York, United States of America

Y. Jeanette Park

Affiliation Harvard Business School, Boston, Massachusetts, United States of America

Competing Interests

The project received partial funding from Exxon-Mobil. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: EF RP JP. Performed the experiments: EF RP JP. Analyzed the data: EF RP JP YP. Contributed reagents/materials/analysis tools: EF TP JP YP. Wrote the paper: EF RP JP YP.