1. Department of Economics, University of Saskatchewan, Saskatoon, Canada
2. Forest Institutions and International Development (FIID) Research Group, Chair of Tropical and International Forestry, Faculty of Environmental Sciences, Technische Universität (TU), Dresden, Germany
3. Department of Applied Economics, School of Economics, University of Cape Coast, Cape Coast, Ghana
4. Department of Agricultural Economics, University of Saskatchewan, Saskatoon, Canada
5. Department of Industrial Mathematics, CK Tedam University of Technology and Applied Sciences, Navrongo, Ghana
6. Economics Department, Ohio University, Athens, Ohio, USA
7. Department of Economics, York University, Toronto, Canada