Elkhafif, Mahmoud A. T. Exchange rate policy and currency substitution : the case of Africa's emerging economies / by Mahmoud A.T. Elkhafif. - Abidjan: African Development Bank, c2002. - Economic research papers ; no. 71 . Includes bibliographical references. Abstract also in French. Subjects--Topical Terms: Currency substitution--Econometric models.--AfricaForeign exchange rates--Government policy--Econometric models.--AfricaMonetary policy--Econometric models.--Africa