Tags: U.S. crude
Oil up 3 percent in largest gain in three weeks; volatility threatens
Oil rose 3 percent on Tuesday, the most in three weeks, as a weak dollar lifted commodities denominated in the currency and OPEC raised slightly its forecast for world oil demand growth.
Oil dives 3 percent on surging dollar, renewed supply worries
Oil prices tumbled 3 percent on Thursday as a resurgent dollar erased gains from the past two sessions, setting the market up for its first weekly loss in five.
Oil hits 2015 highs as Libya output slows, Saudis raise prices
Oil prices hit their highest for the year on Tuesday, aided by a disruption in Libyan crude exports, higher selling prices for Saudi oil and a weaker dollar that tends to inflate commodity prices.
Oil off 2015 highs on record Iraq exports, strong dollar
Oil prices eased off 2015 highs on Friday after Iraq said its crude oil exports hit a record in April, and on pressure from a stronger dollar.