Currency trading has surged to record levels in 2010, even as the foreign exchange market becomes increasingly concentrated among a smaller number of banks and trading centres.
According to the Bank for International Settlements, an average $4,000bn is being traded daily, up from $3,300bn in 2007, when the BIS last surveyed the market.
Bank executives have become increasingly interested in foreign exchange, or FX, as part of their search for less risky sources of profits following the financial crisis.
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