Global stock indices edge lower as U.S. government shutdown looms

NEW YORK (Reuters) - World stock markets continued a week-long sell-off on Friday as the threat of a U.S. government shutdown and further hikes in U.S. borrowing costs compounded investor anxiety that global economic growth is slowing.MSCI's index of global equities fell 0.1 percent, dragged down by broad declines in Europe and Asia. On Wall Street, U.S. stocks moved higher after Commerce Department data showed the U.S. economy is on pace to grow by 3 percent this year. The Dow Jones Industrial..