CNBC | What's next after OPEC hot air drove oil into a bull market CNBC Oil prices surged dramatically in the last two weeks thanks to OPEC freeze talk, but there's little expectation the cartel will act, especially now that crude is trading 20 percent higher just on hot air. Oil, up nearly 9 percent this week alone, has ... Oil on track for best weekly gain in about 4 months US Oil Prices Rise to Seven-Week High Oil retreats from eight-week highs as rally pauses |