Aljazeera.com | Qatar quits OPEC as Saudis walk tightrope on oil prices Aljazeera.com As ministers from the Organization of Petroleum Exporting Countries (OPEC) and other major oil producing countries prepare to gather in Vienna for a crucial meeting later this week, the cartel is absorbing yet another hit to its waning influence. The ... Qatar is quitting OPEC as politics finally rupture 58-year-old oil cartel Qatar quitting OPEC means the oil cartel is now just a 'two-member organization,' oil analyst says Qatar to quit OPEC oil group to focus on gas exports |