In this Wednesday, Jan. 23, 2013, photo, traders work on the floor of the New York Stock Exchange. World stock markets mostly refrained from big moves Friday March 15, 2013 as traders w

 

              In this Wednesday, Jan. 23, 2013, photo, traders work on the floor of the New York Stock Exchange. World stock markets mostly refrained from big moves Friday March 15, 2013 as traders w
In this Wednesday, Jan. 23, 2013, photo, traders work on the floor of the New York Stock Exchange. World stock markets mostly refrained from big moves Friday March 15, 2013 as traders waited for a report on U.S. industrial production. (AP Photo/Richard Drew)