Stocks indexes fall, dollar rises on rate-hike bets

By Dion Rabouin NEW YORK (Reuters) - U.S. stock markets opened lower on Friday and a gauge of major world indexes fell while the dollar strengthened, as investors began to price in a greater likelihood that the Federal Reserve would raise U.S. short-term interest rates this year. "The focus this week has been on the Fed minutes, which on balance to this reader seemed to suggest that there was a greater likelihood of an interest rate increase before the end of the year, and markets have not been