Reuters | Oil prices hold gains after surge on OPEC output deal Reuters LONDON Crude oil prices steadied around $50 a barrel on Thursday, holding onto most of the big gains made after OPEC and Russia agreed to restrict production, even as analysts warned other producers were likely to top up supply. The Organization of the ... Oil Surges on OPEC Output Deal but Doubts Remain Oil back above $50 as Opec agrees supply cut Wall Street Ends Mixed as Oil Prices Soar |