Reuters | Oil rebounds but ends week lower as OPEC cuts disappoint Reuters "I think it was kind of a knee jerk reaction, I don't think it was anything meaningful," said Antoine Halff, Director of the Global Oil Program at Columbia University. CFTC data showed that in the week ahead of the OPEC meeting, hedge funds raised ... Russia's not ruling out a deeper cut to oil production after OPEC disappoints Oil price falls despite deal to extend output cut Oil drops nearly 5% as OPEC's 9-month output-cut extension disappoints |