CNBC | Why Iran is a problem for the oil market CNBC An Iranian oil tanker, moored at the port of Assaluyeh for more than a year, set sail for South Korea last week, heralding a new period of uncertainty for world crude prices. The global oil market, already suffering a supply glut, has been anticipating ... Possibility Of OPEC Cutting Oil Production Fraught With Complications Opec pleads for Russian alliance to smash oil speculators OPEC, Russia talk of oil teamwork, but Saudi talks of investment |