Reuters UK | Oil poised for biggest weekly gain in four years Reuters UK But further falls in the U.S. oil-rig count, concerns over dented output from Libya, a key Mediterranean oil producer, and stronger U.S. job figures boosted prices. Nonfarm payrolls increased 257,000 last month, data released on Friday showed, while ... Oil is up 10% this week alone in markets that haven't been this crazy in 6 years Oil Prices Rise, Capping Volatile Week Why Oil Won't Go Below $40 |