Oil climbed into bull market Thursday, completing the turnaround from a bear market dive in just three weeks as falling stockpiles and talk of an OPEC output cap keep fueling gains. Crude is now up 22% since it settled for just one day below $40 a barrel on Aug. 2, the latest in a series of violent swings that have now characterized the oil market for more than two years. Prices are still down by more than half from when they traded above $100 a barrel in 2014, but they are also up more than 80% from just six months ago, when they crashed to a decade low below $30 a barrel. The latest string of gains comes primarily due to continued talk of cooperation and potential production caps from the world’s largest exporters, including both the Organization of the Petroleum Exporting Countries and Russia. Data from Wednesday showing […]