4323EconomicsMedium
Which of the following are potential solutions to the problem of air pollution?
Aall of these answers
BRegulate the amount of pollutants that firms can put in the air
CGrant right of the clean air to citizens so that firms must purchase the right to pollute
DAuctions off pollution permits.
Correct answer
A. all of these answers
Explanation
The correct answer is all of these answers.