Question 1
A factor of production whose quantity can be changed during a particular period is a:
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marginal factor of production. |
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fixed factor of production. |
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incremental factor of production. |
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variable factor of production. |
Question 2
Assuming that all other factors of production are held constant, marginal product is the change in ________ output resulting from a 1-unit change in _______ .
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total; a variable input |
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total; a fixed input |
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total; average product |
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per unit; a fixed input |
Question 3
Average variable cost is the ratio of:
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total cost to the marginal cost. |
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total cost to the amount of variable input. |
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variable cost to the quantity of output. |
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marginal cost to the quantity of output. |
Question 4

The curve labeled V represents the firm’s _______ curve.
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total cost |
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average total cost |
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marginal cost |
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average variable cost |
Question 5
When an increase in the firm’s output reduces its long-run average cost, it experiences:
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economies of scale. |
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diseconomies of scale. |
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constant returns to scale. |
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variable returns to scale. |
Question 6
A firm that is able to more efficiently utilize by-products as it increases production in the long run is an example of:
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economies of scale. |
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diseconomies of scale. |
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labor-intensive production. |
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capital-intensive production. |
Question 7
If your plant is operating in the positively-sloped portion of a long-run average cost curve, this could be the result of:
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decreased input prices. |
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improved utilization of by-products. |
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specialization of resources. |
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limited decision-making capacity. |
Question 8
Perfect competition is a model of the market that assumes all of the following EXCEPT:
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a large number of firms. |
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firms face downward-sloping demand curves. |
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firms produce identical goods. |
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many buyers. |
Question 9
The Case in Point on the Burkha Industry suggested that this industry:
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might be an example of perfect competition although it did not feature easy entry and exit. |
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might be an example of perfect competition because it did feature easy entry and exit. |
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might not be an example of perfect competition although it did feature easy entry and exit. |
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might not be an example of perfect competition because it did not feature easy entry and exit. |
Question 10
If a perfectly competitive firm sells 30 units of output at a price of $10 per unit, its marginal revenue is:
Question 11
The difference between total revenue and total cost is:
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economic profit. |
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nominal revenue. |
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average revenue. |
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marginal revenue. |
Question 12
If a perfectly competitive firm is producing a quantity that generates MC < MR, then profit:
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is maximized. |
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can be increased by increasing production. |
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can be increased by decreasing production. |
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can be increased by increasing the price. |
Question 13
In the short run, a perfectly competitive firm does not produce output and earns a negative economic profit if:
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AVC > P > ATC. |
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AVC < P < ATC. |
Question 14
If all firms in a perfectly competitive industry earn zero economic profits, in the long run, the:
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industry supply curve will shift to the right. |
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number of firms in the industry will decrease. |
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number of firms in the industry will increase. |
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industry is in long-run equilibrium. |
Question 15
Suppose that the market for haircuts in a community is perfectly competitive and that the market is initially in long-run equilibrium. Subsequently, an increase in population increases the demand for haircuts. In the short run, we expect that the market price will _______ and the output of a typical firm will _______ .
Question 16
Which of the following is (are) true concerning monopoly?
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It is at the opposite end of the spectrum from a perfectly competitive firm. |
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A monopoly has no rivals. |
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A monopoly does not need to worry about other firms entering the industry. |
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All of the above are true. |
Question 17
A natural monopoly exists whenever a single firm:
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is owned and operated by the federal or local government. |
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is investor owned but granted the exclusive right by the government to operate in a market. |
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confronts economies of scale over the entire range of production that is relevant to its market. |
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has gained control over a strategic input of an important production process. |
Question 18
If your local government gives you the exclusive right to sell breakfast bagels in your community, your monopoly would result from:
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economies of scale. |
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government restrictions. |
Question 19
In 1999, a judge declared that Microsoft was a monopolist. Assuming that it was maximizing its profits at its chosen level of output, we may conclude that the absolute value of the price elasticity of demand for its systems was:
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greater than 1. |
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There is insufficient information upon which to make a determination. |
Question 20

The profit-maximizing price is _______ and will generate total economic profit of _______ .
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P2; EF |
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P3; the rectangle P1P2FG |
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P3; the rectangle P2P3EF |
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P2; EF |
Question 21
The profit-maximizing rule MR = MC is:
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followed by a monopoly, but not a perfectly competitive firm. |
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followed by a perfectly competitive firm but not by a monopoly. |
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followed by any firm. |
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not followed by a monopoly, because it would reduce economic profit to zero. |
Question 22
A statement that best reflects an evaluation of monopoly firms is that:
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they are economically efficient. |
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they have little or no market power. |
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consumers are given more choices, lower costs, and higher quality. |
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none of the above is true. |
Question 23
An industry with more than one firm and in which at least one firm is a price setter is:
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perfect competition. |
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imperfect competition. |
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monopoly. |
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perfect monopolistic. |
Question 24
A(n) _______ is a single firm with _______ , whereas _______ implies an industry with ________ firm(s) who have (has) _______ .
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oligopoly; no barriers to entry; monopoly; many; easy entry and exit |
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monopoly; barriers to entry; monopolistic competition; many; easy entry and exit |
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monopoly; barriers to entry; oligopoly; few; no barriers to entry |
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monopolistic competitor; barriers to entry; monopoly; one; barriers to entry |
Question 25

The exhibit shows curves facing a typical restaurant in a community. Assume that the market is characterized by many firms, differentiated products, easy entry and easy exit. The restaurant shown here will maximize profits at a quantity of:
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Q1. |
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Q2. |
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Q3. |
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There is not enough information given to answer the question. |
Question 26
Oligopoly is a market structure characterized by:
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a horizontal demand curve. |
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a large number of small firms. |
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interdependence in decisionmaking. |
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relatively easy entry and exit. |
Question 27
When firms openly agree on price, output, and other decisions aimed at achieving monopoly profits, those firms are practicing:
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overt collusion. |
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tacit collusion. |
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leadership price. |
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competitive game. |
Question 28
An unwritten, unspoken agreement through which firms limit competition among themselves is:
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satisficing. |
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tacit collusion. |
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overt collusion. |
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a cartel. |
Question 29
A decision based on the recognition that the actions of others will affect the outcome of the choice, and that takes these actions into account, is a:
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tacit supply curve model. |
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playoff payoff. |
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perfect competition. |
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strategic choice. |
Question 30
Which of the following is (are) true?
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There is no role for advertising in perfect competition. |
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Firms in monopolistic competition and oligopoly use advertising in expectation of increasing profit. |
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Advertising has costs but few, if any, benefits. |
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A and B are true. |