CNBC'Macro hurricane' making Nigeria look almost as bad as VenezuelaCNBCPop quiz: Which oil rich economy hammered by the global slump in crude is in the throes of a full-fledged economic crisis — complete with rationing, civil strife and runaway in …

CNBCThe other biggest loser in oil's slide: AngolaCNBCPlunging oil prices have been an economic windfall for U.S. consumers, primarily through greater savings at the pump. In energy-reliant countries around the world like Angola, however, the effect ha …

VoxOil prices crashed, but US output is still rising. How long can that last?VoxWhen oil prices were soaring during the mid-2000s, energy companies found it highly profitable to use fracking, horizontal drilling, and other techniques to extract oil from sh …