U.S. stock index futures edge higher, oil eyed By: Reuters: Company News March 09, 2011 at 05:27 AM EST * Wall Street was set to edge higher on Wednesday, with futures for the S&P 500 , Dow Jones and Nasdaq flat to 0.2 percent higher at 1020 GMT. Read More >> Related Stocks: Allspring Income Opportunities Fund Bank of America Dow Chemical Prudential Financial Prudential Public Ltd Company ADR Standard & Poors 500