Use the following to answer questions:
Figure: MSB and MSC of Pollution 
-(Figure: MSB and MSC of Pollution) Look at the figure MSB and MSC of Pollution. Suppose pollution is unregulated. What level of emissions tax would move the level of pollution to the socially optimal level?
Definitions:
Yorktown
The site in Virginia where the British army surrendered to American forces in 1781, effectively ending the Revolutionary War.
Quebec Act
Legislation passed by the British Parliament in 1774 that provided civil government for the French-speaking Roman Catholic inhabitants of Canada and the Illinois Country.
Roman Catholic Church
The largest Christian church, led by the Pope in Vatican City, with a global following and centuries of influence on religious, political, and cultural life.
Legal Toleration
The condition or practice of allowing people to have beliefs, practices, or lifestyles that differ from one's own, often in regard to religious beliefs, within the limits of the law.
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