There's no correlation between price increases and industry concentration in the last few years. https://chrisconlon.github.io/site/markups_pnp.pdf https://chr

There's no correlation between price increases and industry concentration in the last few years. https://chrisconlon.github.io/site/markups_pnp.pdf https://chrisconlon.github.io/site/markups_pnp.pdf