About the Authors

Michael Hübler

Contributed equally to this work with: Michael Hübler, Frank Pothen

Roles Conceptualization, Formal analysis, Funding acquisition, Methodology, Project administration, Validation, Writing – original draft, Writing – review & editing

michael.huebler@agrar.uni-giessen.de

Current address: Agricultural, Food and Environmental Policy, Institute for Agricultural Policy and Market Research, Justus Liebig University Giessen, Giessen, Germany

Affiliations Institute for Environmental Economics and World Trade, Leibniz University Hannover, Hannover, Germany, Center for International Development and Environmental Research ZEU, Justus Liebig University Giessen, Giessen, Germany

Frank Pothen

Contributed equally to this work with: Michael Hübler, Frank Pothen

Roles Data curation, Formal analysis, Funding acquisition, Methodology, Project administration, Software, Validation, Visualization

Current address: Fraunhofer Center for International Management and Knowledge Economy IMW, Center for Economics of Materials CEM, Halle (Saale), Germany

Affiliation Institute for Environmental Economics and World Trade, Leibniz University Hannover, Hannover, Germany

Competing Interests

The authors have declared that no competing interests exist.