If $4 Gas Is Bad, Just Wait

"If oil hits $200 a barrel, which is the upper end of Goldman Sach's prediction for prices over the next six months to two years, the gasoline picture changes quite dramatically. At $200 a barrel, crude alone would cost $4.76 a gallon. Add on the costs of refining and distributing as well as taxes, and pump prices could rise to a range of $6 to $7 a gallon."

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