Use the following to answer questions:
Figure: Efficiency and Pollution 
-(Figure: Efficiency and Pollution) Look at the figure Efficiency and Pollution. The socially optimal quantity of pollution is _____ tons.
Definitions:
Agriculture Industry
The sector of the economy that specializes in the production, processing, and distribution of food, fiber, and products derived from plants and animals.
Mining Industry
Refers to the sector involved in the extraction of minerals and other geological materials from the earth.
Consumer Culture
A societal framework where buying and consuming goods and services is a primary pursuit and indicator of social status or personal happiness.
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