About the Authors

Fabrice Etilé

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

fabrice.etile@psemail.eu

Affiliations Paris School of Economics, Paris, France, UMR 1393 Paris-Jourdan Sciences Economiques, Institut national de recherche pour l’agriculture, l’alimentation et l’environnement, Paris, France

Pierre-Yves Geoffard

Roles Conceptualization, Methodology, Validation, Writing – original draft, Writing – review & editing

Affiliations Paris School of Economics, Paris, France, UMR Paris-Jourdan Sciences Economiques, Ecole des Hautes Etudes en Sciences Sociales, Paris, France

Competing Interests

The authors have declared that no competing interests exist.