Earlier quoted context omitted.
Since you know all the obvious answers, try these on: 1. Where does all the money come from to pay for increased gas prices? 2. When gas prices go down (and they often do go down by multiples), why doesn't deflation happen?
1. There's no extra money - poorer people just consume less. 2. Because companies just take all of the difference as extra revenue, and prefer to increase salaries (if not just keep everything as profit) rather than reducing prices. Note that I'm not claiming that increased money supply doesn't cause inflation. It obviously does. I'm claiming it's not the only cause of inflation. It's sufficient, but not necessary fo…
1. Everyone consume less. Even rich people have to buy less of something else to pay for the higher-priced gas. So demand goes down elsewhere driving down other prices.
2. If margins or salaries increase then it increases the incentive for competition to enter the market and compete on price.