Natural monopolies often arise in industries where the marginal cost of adding an additional customer is high

A _________________________ is required when the location of comparable property is either superior or inferior to the location of subject property.

Fill in the blank(s) with the appropriate word(s).

If a fishing boat owner brings 10,000 fish to market and the market price is $7 per fish, she will have $70,000 in total revenue. If the average variable cost of 10,000 fish is $4 and the fixed cost of the boat is $20,000 . what is her profit?

a. $1 b. $3 c. $1,000 d. $3,000 e. $10,000