People are desperate to blame inflation on anything but Federal Reserve policy. They’d rather blame greedy corporations. Some people even point to rising markups of prices over costs as evidence that this is all just greed. But some basic knowledge of price theory tells us that if markups are rising, this is driven by demand and, in particular, expansionary monetary policy.
https://pricetheory.substack.com/p/price-theory-as-an-antidote