Oil futures pushed higher Friday as investors looked ahead to a planned meeting of the Organization of the Petroleum Exporting Countries next week. U.S. crude futures rose 55 cents, or 1.12%, to $49.58 a barrel on the New York Mercantile Exchange. Brent, the global benchmark, rose 41 cents, or 0.79%, to $52.42 a barrel on ICE Futures Europe. …