You would just see 2) disguised as 1). How much pollution is OK? What is the market price for a pound of carbon in the air or part-per-billion of mercury in wa

You would just see 2) disguised as 1). How much pollution is OK? What is the market price for a pound of carbon in the air or part-per-billion of mercury in waste water? Those decisions would be made by regulators, meaning there would be influence-peddling.