一題經濟學問題 - 經濟

學校: 北大

教師: 蔡宏濱

科目: 經濟學

題目:

Consider the PPF for clean air and automobile travel.
a. Explain why unregulated air pollution in automobiles would push a
country inside its PPF. Illustrate your discussion with a carefully drawn PPF
for these two goods.
b. Next explain how putting a price on harmful automobile emissions would
increase both goods and move the country to its PPF. Illustrate by showing
how correcting the “market failure” would change the final outcome.


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