MarketWatch | Oil settles lower to end 3 straight sessions of gains as non-OPEC production weighs MarketWatch The comments from Qatar's oil minister come a day after OPEC's secretary-general, Mohammad Sanusi Barkindo, offered an upbeat take on efforts to curtail crude production. He pointed to an overall rate of compliance to the production cuts of over 90%. US shale, forex and a price war could push oil back down to $50: BofA Merrill Lynch Oil drops on worries of swelling US stockpiles Unsatisfied With Oil Prices, Iraq Calls For New OPEC Meeting |