The data in the table show the marginal costs and marginal benefits to a city for five different levels of pollution control.Quantity of Pollution AbatementMarginal CostMarginal Benefit900 tons$400,000$100,000800 tons300,000150,000700 tons200,000200,000600 tons100,000250,000500 tons50,000300,000Refer to the above table. If the city seeks an optimal reduction of the externality, then it will select how many tons of pollution abatement?

A. 500
B. 600
C. 700
D. 800


Answer: C

Economics

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