chukwuma.ume@unn.edu.ng
Department of Agricultural Economics, University of Nigeria, Nsukka
Nigeria
nnaemeka.chukwuone@unn.edu.ng
08051242411
Department of Agricultural Economics and Resource and Environmental Policy Research Centre, University of Nigeria Nsukka
Nigeria
miecox@indiana.edu
812–855–0441
Workshop in Political Theory and Policy Analysis Indiana University 513 N. Park Avenue
abebed2002@yahoo.co.uk
+2519 10-80-57-46
Environment and Climate Research Center
Ethiopia