About the Authors
- Friederike Mengel
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* E-mail: fr.mengel@gmail.com
Affiliations Department of Economics, University of Essex, Wivenhoe Park, Colchester, Essex, United Kingdom, Department of Economics (AE 1), Maastricht University, MD Maastricht, Limburg, The Netherlands
Competing Interests
The author has declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: FM. Performed the experiments: FM. Analyzed the data: FM. Wrote the paper: FM.