The Guardian | How plunging oil prices have created a volatile new force in the global economy The Guardian In the previous six months, Hamm, founder of oil giant Continental Resources, had lost $6.5bn, more than one-third of his net worth. The industry that Hamm had helped create was facing its greatest test in a frantic race to stay profitable as rival ... Crude oil just broke $50 Oil Guru Who Called 2014 Slump Sees a Return to $100 Crude Oil prices slip on stronger dollar, ample supply |