Just when you thought gas prices would keep going up and up, they’re falling in Missouri. Instability in the Middle East, impending war, and heading into cooler weather. You might think that’s a formula for increasing gas prices. But Triple A Missouri says we’ve seen prices at the pump drop about a dime a gallon on average across the state since the terrorist attacks of September 11th. Triple A says there are several factors pushing prices lower, including a softening economy.