“The exotic financial products that nearly crippled the economy in 2008 are roaring back at the nation's biggest banks, according to data released Friday that reform advocates worry come just as regulations to rein in risky trading are being weakened in Washington.
Demand for derivatives - contracts whose value is derived from stocks, bonds, loans and currencies - is growing as investors and corporations try to lock in low interest rates. But critics worry that there are too few rules to protect taxpayers from a market dominated by a handful of banks."
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