Throughout 2015 currency volatility has been increasing, even among established currencies such as the Swiss franc. Persistent exchange rate volatility can be an especially serious problem for currencies of emerging economies. Central banks often intervene by using foreign exchange reserves to purchase and sell foreign currency directly in the spot market. This relies on the continuous accumulation of foreign exchange reserves, which may be very difficult for emerging economies. How, then, can the central banks of such nations best manage currency fluctuations? In 2007-8, when the Colombian peso exchange rate was volatile, the Colombian central bank tried various strategies in […]