Murban values on the ascent as arbitrage window stays shut

The differentials of Abu Dhabi’s flagship Murban crude to the S&P Global Platts Dubai benchmark have risen sharply as similar arbitrage grades such as WTI Midland and Forties turn increasingly expensive, various sources said. The price of light, sour Murban crude has climbed steeply this month with the differential to Platts Dubai pegged at $5.90/b at the Asian close Feb….