Authors
Johanes Agbahey
International Agricultural Trade and Development Group, Department of Agricultural Economics, Humboldt-Universität zu Berlin, Berlin, Germany
Khalid Siddig
International Agricultural Trade and Development Group, Department of Agricultural Economics, Humboldt-Universität zu Berlin, Berlin, Germany
Department of Agricultural Economics, Khartoum University, Shambat, Sudan
Harald Grethe
International Agricultural Trade and Development Group, Department of Agricultural Economics, Humboldt-Universität zu Berlin, Berlin, Germany
Scott McDonald
International Agricultural Trade and Development Group, Department of Agricultural Economics, Humboldt-Universität zu Berlin, Berlin, Germany