What makes up the cost of a gallon of gas?

Gas prices: Here's what goes into the cost of a gallon of gasoline

How much does a gallon gasoline actually cost?

Record gas prices drive the average cost per gallon over $5 in Seattle for first time ever

Gas to Cost $5 a Gallon?

New regulations may drive California's gas prices up at least 40 cents a gallon

AAA: Average cost of gas in Phoenix reaches $5 a gallon overnight

Gas prices: Cost of regular in San Francisco breaks $6 / gallon mark

US gas prices could fall below $2 per gallon in cheapest areas, analyst says

Gas reaches highest price in a decade with average cost per gallon at $4

Cheapest gas in Springfield at $1.69 per gallon

Gas price increase looms as state considers amended clean air rules

'Did They Not Learn Anything From Last Tuesday?': LaMalfa Slams EPA Over Rule's Impact On Gas Prices

$3 for a gallon of gas? Experts warn the cost could go up soon by Memorial Day

California gas prices could go up 20 cents with new restictions

California regulators pass new emission standards that could raise Nevada gas prices

CA legislative leaders signal concern with CARB decision that could raise gas prices

California's gas prices could be on the rise. But by how much?

How California's goal of carbon-neutrality could affect gas prices

Gas Buddy: Gas prices increasing week-to-week in Austin