Reuters | Oil prices on track for biggest yearly gain since 2009 Reuters The fall in prices due to oversupply, in part thanks to the U.S. shale oil revolution, was accentuated later that year when Saudi Arabia rejected any OPEC deal to cut output and instead fought for market share. But a new OPEC agreement to reduce ... Oil Up After US Crude Stocks Rise Less Than Forecast Oil is holding at its highest level in one and a half years US oil settles at $53.77, down 29 cents, after surprise increase in crude inventories |