The marginal social benefit of good air _____
A)declines as air quality improves.
B)rises as air quality improves.
C)remains constant as air quality improves.
D)initially falls but rises with higher improvement.
E)initially rises but becomes negative with greater improvement.

Question

Quizplus · Accepted Answer

The marginal social benefit of good air declines as air quality improves because the initial improvements in air quality provide the most significant benefits. As air quality continues to improve, the additional benefits of further improvements become smaller.

The Marginal Social Benefit of Good Air _____