Gas companies like Exxon Mobil, Chevron, and ConocoPhillips rallied during morning trading on Thursday after it was revealed that gas prices are lower than they were a year ago. The national average for a gallon of unleaded gasoline in the U.S. was $3.329 on Thursday, according to AAA, below the $3.343 from a year ago. [...] The post Falling Gas Prices Could Impact QARP appeared first on ETF Trends .