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 wither greater improvement.

Question

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 wither greater improvement.

Quizplus · Accepted Answer

As air quality improves, the additional benefit to society from further improvements tends to decline because the most significant benefits are gained from initial improvements when air quality is poor.

The Marginal Social Benefit of Good Air:​

The Marginal Social Benefit of Good Air: