Cartels gonna cartel. I've mentioned before, purpose of a cartel is to restrict supply in order to increase prices. And in the last year, OPEC has done precisely that, helping the global oil industry recover. While I am not particularly a fan of OPEC or cartels, I must admit they have done what they set out to do last year, which was to reduce the global oil glut (insert irate glare at overproducing U.S. Shale Oil producers) and help oil prices recover to manageable levels. O