AIFA, E. 2023. Study of the determinants of the competitiveness of the Beninese economy compared to the Nigerian economy: an analysis by the real exchange rate according to the purchasing power parity. International Journal of Accounting, Finance, Auditing, Management and Economics. 4, 3-2 (Jun. 2023), 349-371. DOI:https://doi.org/10.5281/zenodo.8053019.