A greater incidence of service tax is likely to trigger price wars between insurers because buyers would now become even more price conscience. (policyx.com)
I would argue that biofuels have removed all the slack from the system, such that now any otherwise normal harvest problem around the world can trigger a price spike. (tamino.wordpress.com)
I do believe that third quarter 2014 the global economy experience a cyclical drop in oil demand that triggered the price crash. (oilprice.com)