⢠Naira depreciates to N525 on parallel market, stable on I & E window Obinna Chima and Nume Ekeghe By putting an end to the sale of foreign exchange (FX) to Bureau De Change (BDC) operators, Governor of Central Bank of Nigeria (CBN), Mr. Godwin Emefiele, has âdisrupted one of the juiciest gravy trains in the Nigerian economic racket,â Financial Derivatives Company Limited (FDC) has stated. However, the naira depreciated to N525 to a dollar yesterday on the parallel market, lower than the N505 to a dollar it traded on Tuesday after the central bank announced its discontinuation of FX sale to BDCs. But on the Investors and Exportersâ (I & E) window, the naira exchange rate against the dollar closed at N411.60 to a dollar at the close of market yesterday, compared with the N411.50 to a dollar it closed the previous day.