Goldman Sachs—which has been bullish on oil for most of this year— continues to expect that Brent Crude prices could retest the $80 a barrel threshold this year, but probably only late in 2018, not this summer, as uncertainties mount over the timing and magnitude of global supply disruptions. “Production disruptions and large supply shifts driven by U.S. political decisions are the drivers of this new fundamental volatility, with demand remaining robust so far,” Goldman Sachs said in a note on Monday, adding that Brent Crude is expected to trade in the $70-$80 a barrel range amid this new fundamental volatility. At 10:40 a.m. EDT on Tuesday, Brent Crude was unchanged for the day at $71.84, and WTI Crude was down 1.15 percent at $67.28. A month ago, the investment bank kept its forecast that Brent Crude would hit $82.50 a barrel this summer and would end 2018 at […]