If the market price is $4 and a perfectly competitive firm is producing 500 units and the marginal cost to produce the 500th unit is $4, which of the following is true?

A) The firm is maximizing profit.
B) The difference between marginal revenue and marginal cost (MR - MC) for the 500th unit is negative.
C) The difference between marginal revenue and marginal cost (MR - MC) for the 500th unit is positive.
D) The firm should increase production to maximize profit.


A) The firm is maximizing profit.

Economics

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If a monopolist's price is $50 at the output where marginal revenue equals marginal cost and average total cost is $43, then the incremental profit from the last unit sold is $7

Indicate whether the statement is true or false

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One of the results of the knowledge economy

A) is that content matters. B) is that the information content of a good can be distinguished from the physical product. C) is that the information content of a good cannot be distinguished from the physical product. D) is that the physical features of the product has become more important.

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If the price of a product increases, we would expect

A. quantity supplied to increase. B. the level of supply to increase. C. the level of demand to decrease. D. an increase in quantity demanded.

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Refer to the below graph. Given the total product curve shown and assuming a competitive labor market, if a firm can sell widgets for $12, then what is the maximum amount it will pay the fourth worker each day?




A. $24

B. $48

C. $61

D. $732

Economics