ACCRA Ghana has announced it was banning all foreigners from trading in its local gold market as part of sweeping reforms aimed at boosting foreign exchange reserves and stabilising the local currency. The ban takes effect on May 1, and grants exclusive authority to a state body, the Ghana Gold Board (GoldBod), to regulate and control artisanal and small-scale gold mining. Many Chinese nationals have been active in Ghana's informal mining and trading ecosystem, and have been repeatedly accused