Exhibit 30-3 Costs of Eliminating:Firm A Firm B Firm C 1st ton of pollution$ 30 $ 50 $ 600 2nd ton of pollution$ 70 $ 90 $ 700 3rd ton of pollution$125 $150 $ 900 4th ton of pollution$200 $250 $1,300 Refer to Exhibit 30-3. Suppose that Firms A, B, and C are the only polluters in the state and that each emits 4 tons of pollution into the atmosphere. To cut the level of pollution in half, the government mandates system whereby each firm must reduce its pollution level by one-half. The total cost of complying with the mandate is
A. $433.
B. $1,540.
C. $2,750.
D. $8,570.
E. $11,650.
Answer: B
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