A customer fuels a vehicle at a gas station in Hercules, California, on June 22. Photographer: David Paul Morris/Bloomberg Gas station owners in the US are finally making higher profits selling fuel now that pump prices have fallen from record levels over the past few weeks. That may seem counterintuitive, but here’s what’s behind the numbers. The US rack-to-retail margin, which measures the difference between the price a retailer pays for gasoline and what they charge at the pump, rose to an average of 56 cents a gallon since fuel prices began falling on June 14, according to price provider OPIS and auto club AAA. That is more than double the 27-cent average for the two months prior to that, when prices mostly rose, including a record bull-run in early June. Still, President Joe Biden was quick to point fingers over the July 4th weekend, calling out retailers in […]