MarketWatch | Oil prices climb amid optimism over the start of production limits MarketWatch Prices for Brent crude oil have risen about 20% since Nov. 29, the day before the Organization of the Petroleum Exporting Countries and 11 major oil-producing nations outside OPEC agreed to slash their collective production starting this month. The Oil Trade That Shows Where OPEC's Cuts Are Starting to Bite Oil rises 2 percent amid expected draw in US crude inventories Oil Rises on Declining Stocks, Falling Dollar |