OSEJI, A. S. Nonlinear Debt-Growth Dynamics in ECOWAS: A Regime-Switching Threshold Analysis. Ijagun Journal of Social and Management Sciences, [S. l.], v. 10, n. 1, p. 33–43, 2026. Disponível em: https://journals.tasued.edu.ng/index.php/JOSMAS/article/view/365. Acesso em: 13 jul. 2026.