Emmerson Njanjamangezi SENIOR STAFF WRITER njanjamangezie@dailynews.co.zw RESERVE Bank of Zimbabwe (RBZ) governor John Mangudya says the central bank is working on the introduction of a $50 bank note for the convenience of the transacting public. The announcement followed swirling reports of an impending introduction of higher denomination notes of $100 and $200. In a statement…

