Aloysius Madubuike, Ugorji, Nwaiwu, Johnson Nkem, and Ogbonna, Gabriel. “Public Sector Expenditure and Economic Development in Nigeria”. GPH-International Journal of Business Management 9, no. 03 (April 12, 2026): 27-39. Accessed April 14, 2026. https://gphjournal.org/index.php/bm/article/view/2347.