TIL poor people can't pollute, so their market segment shouldn't be incentivized to cut pollution.
TIL that US car companies won't make smaller cars in the face of different regulations, even though they made larger cars in response to current regulations.
The only way to avoid perversions is to tax the problem directly. The market will adjust to all proxies in unintended and harmful ways.
It is the role of a central planner to pick a particular outcome, and it's also the worst strategy of the modern era.
Everything which is not forbidden is allowed. Your belief that you should make the positive choice on behalf of others is the most dangerous philosophy of the 20th century.
TIL that US car companies won't make smaller cars in the face of different regulations, even though they made larger cars in response to current regulations.
The only way to avoid perversions is to tax the problem directly. The market will adjust to all proxies in unintended and harmful ways.