without being an industry expert, I think you're right on with your most recent statement, Jim! The only other thing that I imagine directly affects the price we get charged at the pump is transportation cost (anyone been watching the prices on many things at the grocery store gradually and continually climb?).

1998 Cherokee Sport/4.0 L H.O./5 speed manual
Bitchin' stereo/modified seat to fit my long legs
Considering off-roading acessories before vehicle upgrages