Reuters | Oil slips lower amid debate on US shale oil recovery Reuters In a sign that the market was responding to those price gains, rigs for drilling oil in the voluminous Permian shale basin rose last week for the first time this year after months of cutbacks. Still, the U.S. Energy Information Administration expects ... China Has Become the World's Biggest Crude Oil Importer for the First Time Oil Prices Fall as Dollar Strengthens Oil price fluctuates as China announces new stimulus |