If it costs motorists $1 to reduce carbon monoxide emissions from 10 pounds to 9 pounds and $3 to reduce them from 9 pounds to 8 pounds, the marginal benefit of the 10th pound of carbon monoxide is:

Question

Quizplus · Accepted Answer

The marginal benefit of the 10th pound of carbon monoxide is the difference between the cost of reducing emissions from 10 pounds to 9 pounds and the cost of reducing emissions from 9 pounds to 8 pounds. This difference is $3 - $1 = $2.

If It Costs Motorists $1 to Reduce Carbon Monoxide Emissions