Oil set a new record high of a barrel on Tuesday, the latest spurt in an advance that has seen prices double over the past 12 months. Supply disruptions in Nigeria, where a…

Oil set a record above a barrel on Thursday as a drop in United States gasoline inventories raised concern of tighter supply and a weak dollar boosted investor demand for…

Oil struck a new record high above a barrel on Wednesday, buoyed by the weak dollar, inflows of speculative money and long-term constraints on supply. US crude was 53 cents…