Wall Street

  In this Dec. 20, 2011 photo, Steven Marcus, right, works with fellow traders on the floor of the New York Stock Exchange. European stock markets extended gains Wednesday, Dec. 21, on a wave of pre-holiday optimism after the European Central Bank loaned a record amount to the continent's banks in an effort to bolster Europe's stressed financial system. (AP Photo/Richard Drew)
In this Dec. 20, 2011 photo, Steven Marcus, right, works with fellow traders on the floor of the New York Stock Exchange. European stock markets extended gains Wednesday, Dec. 21, on a wave of pre-holiday optimism after the European Central Bank loaned a record amount to the continent's banks in an effort to bolster Europe's stressed financial system. (AP Photo/Richard Drew)

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