CNBC | The OPEC countries hit hardest by low oil prices CNBC Plunging oil prices have left many crude-exporting countries with budgets that simply won't balance. For many of the biggest producers — places like Saudi Arabia, Venezuela and Algeria — oil accounts for the majority of the country's exports and ... Saudi Arabia throws down challenge on oil production cuts OPEC's Faith in Oil Demand Rise Rests on Shaky Ground Here's Why Oil Prices Are Back Above $40 Today |