FILE - In this file photo taken Nov. 10, 2011 photo, specialists William Bott, left, Christian Sanfilippo, third from left, and floor official Chris Casaliggi second left, work on the floor of the New York Stock Exchange. Central banks around the world said Wednesday, Nov. 30, 2011, they are taking coordinated action to ease strains on the financial system. (AP Photo/Richard Drew, File)

Associated Press
FILE - In this file photo taken Nov. 10, 2011 photo, specialists William Bott, left, Christian Sanfilippo, third from left, and floor official Chris Casaliggi second left, work on the floor of the New York Stock Exchange. Central banks around the world said Wednesday, Nov. 30, 2011, they are taking coordinated action to ease strains on the financial system. (AP Photo/Richard Drew, File)
FILE - In this file photo taken Nov. 10, 2011 photo, specialists William Bott, left, Christian Sanfilippo, third from left, and floor official Chris Casaliggi second left, work on the floor of the New York Stock Exchange. Central banks around the world said Wednesday, Nov. 30, 2011, they are taking coordinated action to ease strains on the financial system. (AP Photo/Richard Drew, File)
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