FILE - In this Oct. 9, 2012 file photo, trader Brandon Barb, left, works on the floor of the New York Stock Exchange. Another dire prediction about global economic growth is sending st

 

              FILE - In this Oct. 9, 2012 file photo, trader Brandon Barb, left, works on the floor of the New York Stock Exchange.  Another dire prediction about global economic growth is sending st
FILE - In this Oct. 9, 2012 file photo, trader Brandon Barb, left, works on the floor of the New York Stock Exchange. Another dire prediction about global economic growth is sending stocks lower on Wall Street in early trading. Stock futures are rebounding after the worst week in more than four months, with economists expecting better news on retail sales and growing business confidence. (AP Photo/Richard Drew)