Okeke Onyinye Ifeoma and Anigbogu Theresa Ukamaka 2023. Determinants of Technical Efficiency Differential among Cooperative Farmers in Anambra State. American Journal of Economics and Business Management. 6, 9 (Sep. 2023), 91–103. DOI:https://doi.org/10.31150/ajebm.v6i9.2432.