LONDON, December 16, 2013 /PRNewswire/ -- Editor Note: For more information about this release, please scroll to bottom. On Friday, December 13, 2013, the U.S. equity market fluctuated between gains and losses. The S&P 500 ended the day at 1,775.32, down 0.01%; the Dow Jones Industrial Average closed at 15,755.36, up 0.10%; and the NASDAQ Composite
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