Sky-high gas prices are surfacing memories of a bygone era — the 1970s — defined by bellbottoms, disco music and (you guessed it) gas lines.
Modern motorists might pine for the prospect of 50-cent a gallon unleaded gas that the decade averaged, but don’t compare that to the $4-plus a gallon we’re shelling out ($5 in California!) today. For a true apples-to-apples price comparison, it’s worth reviewing a concept that not only made Warren Buffett fabulously rich — but also makes us all a…
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