Bloomberg | Oil settles higher, posts weekly gain as weak dollar underpins Reuters Both contracts strengthened after support from a weakening dollar, which hit three-year lows against a basket of currencies. [USD/]. As oil is priced in dollars, a weaker greenback can boost oil demand, making prices less expensive for buyers using ... Are We There Yet, OPEC? Crude Oil Projected to Trade within $60-$70/bbl Range in 2018 Dollar helps propel oil to three-year high as supplies tighten |