【单选题】A firm has a fixed cost of $700 in its first year of operation. When the firm produces 99 units of output, its total costs are $4,000. The marginal cost of producing the 100th unit of output is $200...
【单选题】Suppose that a firm is currently maximizing its short-run profit at an output of 50 units. If the current price is $9, the marginal cost of the 50th unit is $9, and the average total cost of producing...