About the Authors

Wendy Janssens

Affiliations Faculty of Economics, VU University, Amsterdam, The Netherlands, Tinbergen Institute, Amsterdam, The Netherlands, Amsterdam Institute for International Development, Amsterdam, The Netherlands

Jann Goedecke

janng@uia.no

Affiliations Faculty of Economics and Business, KU Leuven, Campus Brussel, Brussels, Belgium, School of Business and Law, University of Agder, Kristiansand, Norway

Godelieve J. de Bree

Affiliations PharmAccess Foundation, Amsterdam, The Netherlands, Center for Tropical and Travel Medicine, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands

Sunday A. Aderibigbe

Affiliation Department of Epidemiology and Community Health, University of Ilorin Teaching Hospital, Ilorin, Nigeria

Tanimola M. Akande

Affiliation Department of Epidemiology and Community Health, University of Ilorin Teaching Hospital, Ilorin, Nigeria

Alice Mesnard

Affiliations City University London, London, United Kingdom, Institute for Fiscal Studies, London, United Kingdom, CEPR and Center for Global Development, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: WJ AM. Data curation: JG. Formal analysis: WJ JG AM. Funding acquisition: WJ AM. Investigation: WJ SAA TMA AM. Methodology: WJ JG TMA AM. Project administration: WJ TMA AM. Supervision: WJ. Visualization: JG. Writing – original draft: WJ JG GdB SAA AM. Writing – review & editing: WJ JG GdB SAA TMA AM.