Grade’s premium to Dubai oil has lowest close in seven years Smaller gap makes Brent more attractive to Asian refineries North Sea oil is flooding into Asia like never before thanks to the most competitive crude prices in seven years. OPEC’s own output cuts are partly to blame. Brent, a global benchmark, closed at a premium of just 57 cents a barrel to Dubai crude on Monday, the greatest incentive to move North Sea oil east since June 2010, data from PVM Oil Associates in London show. It was at about $2.50 at the end of November, when the Organization of Petroleum Exporting Countries said it would cut output. North Sea tankers sailing to Asia soared to a record this month, hauling at least 540,000 barrels a day. Supply of heavy grades, dominating much of the output of Saudi Arabia and neighboring countries, has diminished since OPEC and allied […]