Edokpayi, A. A., B. A. Oyejola, S. A. Adeh, and E. A. Iguodala. 2019. “Panel Data Models for Studying the Impact of Climate Change on Certain Agricultural Crops Using Some Test Statistics”. Benin Journal of Statistics 2 (1): 47– 60. https://www.bjs-uniben.org/index.php/home/article/view/12.