Acquah, Henry de-Graft. “Threshold Effects and Asymmetric Price Adjustments in the Ghanaian Plantain Market”. Journal of Economics and Behavioral Studies 4, no. 10 (October 15, 2012): pp. 548-554. Accessed January 21, 2025. https://ojs.amhinternational.com/index.php/jebs/article/view/356.