Stocks edge higher in midday on Wall Street
FILE - In this Thursday, May 2, 2013, file photo, Trader Kevin Lodewick works on the floor of the New York Stock Exchange. World stock markets were mixed Friday May 17, 2013 as investors digested a slew of disappointing data from the U.S. ahead of the release of a key measurement of the country's economic outlook. (AP Photo/Richard Drew)