举一反三
- A<br/>rational decision maker takes an action only if the() A: marginal benefit is less than the marginal<br/>cost. B: marginal benefit is greater than the<br/>marginal cost. X C: average benefit is greater than the average<br/>cost. D: marginal benefit is greater than both the<br/>average cost and the marginal cost.
- If, in long run equilibrium, the competitive price of some good is $16.67, then, for each and every firm in the industry, A: marginal cost > average cost = $16.67. B: marginal cost < average cost = $16.67. C: $16.67 = marginal cost = average cost. D: $16.67 = marginal cost > average cost.
- In short run the shutdown point is that point at which A: price equals marginal cost. B: average fixed cost equals marginal cost. C: average variable cost equals marginal cost. D: average total cost equals marginal cost.
- A competitive firm maximizes profit by choosing the quantity at which ( ) A: average total cost is at its minimum. B: marginal cost equals the price. C: average total cost equals the price. D: marginal cost equals average total cost.
- The supply curve slopes upward when graphed against ________, because of ________. A: the price of the good; increasing marginal cost B: the price of the good; decreasing marginal cost C: income; increasing marginal cost D: income; decreasing marginal cost
内容
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As long as marginal cost is below average cost, average cost will be A: falling. B: rising. C: constant. D: changing in a direction that cannot be determined without more information.
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A profit-maximizing firm in a competitive market will decrease production when marginal cost exceeds average revenue A: 正确 B: 错误
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中国大学MOOC: A profit-maximizing firm in a competitive market will decrease production when marginal cost exceeds average revenue
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A perfectly competitive firm maximizes its profit by producing the output at which its marginal cost equals its ____ A: marginal revenue B: average total cost C: average variable cost. D: average fixed cost.
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For any given price, a firm in a competitive market will maximize<br/>profit by selecting the level of output at which price intersects the<br/>( ) A: average total cost curve. B: average variable cost curve. C: marginal cost curve. D: marginal revenue curve.