U.S. finalizes Volcker rule, curbing Wall Street's risky trades

Reuters: U.S. banks will no longer be able to make big trading bets with their own money after regulators finalized on Tuesday a rule shutting down what was a hugely profitable business for Wall Street before the credit crisis.

The measure known as the Volcker rule was a late addition to the 2010 Dodd-Frank Wall Street reform law and seeks to ensure that banks can't make speculative trades that are so large and risky that they threaten individual firms or the wider financial system.

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