First Author:   Mamadou Michel Diakhate Economic and Monetary Reseach Laboratory (LAREM)-UCAD mamadou.m.diakhate@gmail.com   PO BOX 47337 Dakar-Liberte   +221778601314(Phone) +221778601314(Fax) https://orcid.org/0009-0003-1950-4735 Second Author: Seydi Ababacar Dieng Economic and Monetary Reseach Laboratory (LAREM)-UCAD sadieng@larem-ucad.org   Dakar-Liberte   +221778601314(Phone)