Omotayo, lawal Wasiu, and Anisere- Hameed Raimi Adekunle. “Sub-Regionalism and Intra-Regional Trade in Africa, Issues and Implications: Evidence from a Static Effect Estimation”. Quantitative Economics and Management Studies 7, no. 2 (January 21, 2026). Accessed September 29, 2026. https://qemsjournal.org/index.php/qems/article/view/4313.