1 South African Medical Research Council/Wits Centre for Health Economics and Decision Science, School of Public Health, University of Witwatersrand, Johannesburg, South Africa. petronell.kruger@wits.ac.za.
2 Bio-economy Research Chair, Department of Environmental and Geographical Science, University of Cape Town, Cape Town, South Africa.
3 South African Medical Research Council/Wits Centre for Health Economics and Decision Science, School of Public Health, University of Witwatersrand, Johannesburg, South Africa. Mikateko.mafuyeka@wits.ac.za.
4 Department of Population, Family, and Reproductive Health, School of Public Health, University of Ghana, Accra, Ghana.
5 Trinity Business School, Trinity College Dublin, Dublin, Ireland.
6 Children's Institute, Department of Paediatrics and Child Health, University of Cape Town, Cape Town, South Africa.
7 DSI-NRF Centre of Excellence for Food Security, University of the Western Cape, Cape Town, South Africa.
8 Institute of Development Studies, University of Sussex, Brighton, UK.
9 Institute for Physical Activity and Nutrition, Deakin University, Geelong, Victoria, Australia.
10 South African Medical Research Council/Wits Centre for Health Economics and Decision Science, School of Public Health, University of Witwatersrand, Johannesburg, South Africa.