World No.1 oil exporter Saudi Arabia could raise prices for the heavy crude it sells to Asia in August to the highest in more than three years, trade sources said. The move would come after refiner profits on churning out fuel oil from heavy crude hit record highs, with state oil giant Saudi Aramco cutting heavy crude production as part of a drive led by the Organization of the Petroleum Exporting Countries (OPEC) to rein in global output. Saudi Aramco may lift the official selling price (OSP) for Arab Heavy crude to Asia by 20 cents a barrel to $1.65 below the average of Oman and Dubai quotes in August, its narrowest discount since December 2013, according to four Asian crude buyers. A fifth trade source surveyed […]