Oil prices edged higher on Wednesday ahead of a U.S. holiday, after falling steeply a day earlier as worries about a slowing global economy outweighed a decision by OPEC and allies to extend crude output cuts. a Strength in the U.S equities market and data showing U.S. energy firms this week reduced the number of oil rigs operating for the first time in three weeks helped support oil prices. Each of the major U.S. stock indexes finished at a record closing high, as expectations grew that the Federal Reserve would take a more dovish turn as a raft of data provided more evidence of a slowing economy. U.S. oil drillers cut five oil rigs in the week to July 3, bringing the total count down to 788, General Electric Co’s ( GE.N ) Baker […]