EWANE, E. B.; EWANE, E. I. Foreign Direct Investment, Trade Openness and Environmental Degradation in SSA Countries. A Quadratic Modeling and Turning Point Approach. American Journal of Environmental Economics, [S. l.], v. 2, n. 1, p. 9–18, 2023. DOI: 10.54536/ajee.v2i1.1414. Disponível em: https://journals.e-palli.com/home/index.php/ajee/article/view/1414. Acesso em: 17 may. 2024.