Saudi Arabia can survive low prices because, when oil was $100 a barrel, it saved more of the windfall than it spent. The biggest losers are countries that didn’t. Notable among these are three vitriolic critics of America: Venezuela, Iran and Russia.
Some analysts think growth in 2015 will be just 0.5-2%, compared with about 4% a year in 2010-12. Inflation is 8%. Russia, it seems, is headed towards stagflation.