NIGER-ECONOMY-ECOWAS-CURRENCY

(L-R) Nigeria's Presidents Muhammadu Buhari, Togo's President Faure Gnassingbe, Niger's President Mahamadou Issoufou, Ivory Coast President Alassane Ouattara and Ghana's President Nana Akufo Ado attend the opening of a summit of heads of state of the Economic Community of West African States (ECOWAS) in Niamey on the creation of of a single currency of ECOWAS on October 24, 2017. - The 15-nation West African bloc ECOWAS -- the Economic Community of West African States -- was set up in 1975, told regional leaders that the goal of establishing a single currency among their economies in 2020 had failed. (Photo by BOUREIMA HAMA / AFP) (Photo by BOUREIMA HAMA/AFP via Getty Images)