Pedestrians pass the Dow Jones display ticker in Times Square Wednesday, Dec. 26, 2012, in New York. U.S. shoppers spent cautiously this holiday season, a disappointment for retailers who slashed prices to lure people into stores and now must hope for a post-Christmas burst of spending. (AP Photo/Frank Franklin II)
In an April 16, 2012, photo trader Richard Newman, left, works on the floor of the New York Stock Exchange. Wall Street headed for another day of losses, Wednesday May 23, 2012, with Dow Jones industrial futures down 0.5 percent to 12,410 and S&P 500 futures 0.6 percent lower at 1,306.50. (AP Photo/Richard Drew)
In an April 16, 2012, photo trader Richard Newman, left, works on the floor of the New York Stock Exchange. Wall Street headed for another day of losses, Wednesday May 23, 2012, with Dow Jones industrial futures down 0.5 percent to 12,410 and S&P 500 futures 0.6 percent lower at 1,306.50. (AP Photo/Richard Drew)
In an April 23, 2012 photo Robert Arciero, right, works with fellow traders on the floor of the New York Stock Exchange. Wall Street headed for a mixed opening Friday April 27, 2012, with Dow Jones industrial futures slipping marginally while the S&P 500 futures fell 0.1 percent (AP Photo/Richard Drew)
Trader Rick Brunetti (right) works on the floor of the New York Stock Exchange on Monday. The Dow Jones rose 93 points. (Associated Press)
