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Nwankwo, Eucharia C. and Okeke, Uche and Chiekezie, Njideka R. and Ozor, Maurice U. (2023) Determinants of Marketing Margin and Efficiency of Wholesale Marketing of Cocoyam in Southeast, Nigeria. Global Journal of Agricultural Research, 11 (1). pp. 17-31. ISSN 2053-5805(Print), 2053-5813(Online)