A trader is reflected in a screen as he works on the 

A trader is reflected in a screen as he works on the floor of the New York Stock exchange in New York, December 27, 2013. REUTERS/Carlo Allegri/Files
Reuters
A trader is reflected in a screen as he works on the floor of the New York Stock exchange in New York, December 27, 2013. REUTERS/Carlo Allegri/Files
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