question
A cartel is
answer
a group of firms acting together to raise price, decrease output, and increase economic profit.
question
If a monopolistically competitive seller's marginal cost is $3.56, the firm will increase its output if
answer
its marginal revenue is more than $3.56
question
The market supply in the short run for the perfectly competitive industry is
answer
the sum of the supply schedules of all firms
question
Which of the following market types has the fewest number of firms?
answer
monopoly
question
If Henry, a perfectly competitive lime grower in Southern California, can sell his limes at a price greater than his average total cost, Henry will
answer
earn an economic profit
question
A firm maximizes its profit by producing the amount of output such that
answer
marginal revenue equals marginal cost
question
Juan's Software Service Company is in a perfectly competitive market. Juan has total fixed cost of $25,000, average variable cost for 1,000 service calls is $45, and marginal revenue is $75. Juan's makes 1,000 service calls a month. What is his economic profit?
answer
$5,000
question
An industry with a large number of firms, differentiated products, and free entry and exit is called
answer
monopolistic competition
question
The U.S. oil industry has only a few firms in it, so an economists is likely to describe the industry as
answer
an oligopoly
question
The characteristics that describe a perfectly competitive industry include
answer
many firms selling an identical product
question
Compared to a perfectly competitive market, a single-price monopoly sets
answer
a higher price
question
A department store in a large downtown Houston shopping mall.
Amazon.com,the on-line bookstore is a monopoly
Wal-Mart, the national department store chain is a monopoly
The only shoe-shine stand licensed to operate at an airport is a monopoly
The U.S. Postal Service is a monopoly
Amazon.com,the on-line bookstore is a monopoly
Wal-Mart, the national department store chain is a monopoly
The only shoe-shine stand licensed to operate at an airport is a monopoly
The U.S. Postal Service is a monopoly
answer
False
False
False
True
True
False
False
True
True
question
The firm's over-riding objective is to
answer
maximize economic profit
question
If a firm in a perfectly competitive market faces an equilibrium price of $5, its marginal revenue
answer
will also be $5
question
The good produced by a monopoly
answer
has no close substitutes
question
The price charged by a perfectly competitive firm is
answer
the same as the market price
question
For a monopolistically competitive firm, the demand curve
answer
has a negative slope
question
The social interest theory of regulation assumes that
answer
regulation seeks an efficient use of resources
question
For a single-price monopoly, price is
answer
greater than marginal revenue
question
In a perfectly competitive market, one farmer's barley is
answer
a perfect substitute for another farmer's barley
question
Game theory is used to analyze the interactions among firms in ________.
answer
oligopoly
question
Marginal revenue is
answer
the change in total revenue from a one-unit increase in the quantity sold
question
To eliminate losses in a perfectly competitive market, firms exit the industry. This exit results in
answer
a decrease in market supply
question
________ a large number of firms competing by making similar but slightly different products.
answer
Monopolistic competition requires
question
The focus of antitrust legislation is to
answer
maintain competition
question
Technological change allows perfectly competitive firms to ________ and leads to ________.
answer
lower their costs; lower prices for consumers
question
To maintain their economic profits, firms in monopolistic competition must continually engage in
answer
product development and marketing
question
A market is ________ when a small number of firms compete.
answer
an oligopoly
question
The above figure illustrates a perfectly competitive firm. Curve B represents the
answer
MC curve
question
When firms in a perfectly competitive market are earning an economic profit, in the long run
answer
new firms will enter the market
question
A firm in perfect competition is a price taker because
answer
many other firms produce identical products
question
Advertising is a ________ cost that is incurred by ________.
answer
fixed; monopolistically competitive firms
question
To maximize its profit, in the short run a perfectly competitive firm decides
answer
what quantity of output to produce
question
To be able to price discriminate, a firm must
answer
be able to identify and separate different types of buyers
question
A monopoly occurs when
answer
one firm sells a good that has no close substitutes and a barrier blocks entry for other firms
question
A perfectly competitive firm
answer
sells a product that has perfect substitutes
question
To maximize profit, a firm in monopolistic competition will produce the quantity where marginal revenue
answer
equals marginal cost
question
The table shows the demand schedule for Kali's
sunglasses.
sunglasses.
answer
Kali's profit-maximizing output is
160 pairs a month.
Kali's profit-maximizing price is $
240 a pair.
Kali's economic profit is $
24,400 a month.
160 pairs a month.
Kali's profit-maximizing price is $
240 a pair.
Kali's economic profit is $
24,400 a month.
question
Which of the following is the best example of a perfectly competitive market?
answer
farming
question
A perfectly competitive firm is producing 50 units of output and selling at the market price of $23. The firm's average total cost is $20. What is the firm's economic profit?
answer
$150
question
Energizer and Duracell dominate the battery market. It is possible that they could _______ because they operate in ______.
answer
form a cartel and collude; an oligopoly
question
If a struggling perfectly competitive furniture store in Detroit shuts down, it incurs an economic loss equal to its
answer
total fixed cost
question
If new firms enter a perfectly competitive industry, the market supply
answer
increases
question
In the short run, a perfectly competitive firm
answer
can possibly earn an economic profit or possibly incur an economic loss.
question
Calculate Sal's total revenue and marginal revenue schedules.
answer
0
11
11
9
20
7
27
11
11
9
20
7
27
question
Cynthia is an Oklahoma wheat farmer. The demand for her wheat is
answer
perfectly elastic
question
If the market price is $50 per unit for a good produced in a perfectly competitive market and the firm's average total cost is $52, then the firm
answer
incurs an economic loss of $2 per unit
question
Bill owns a lawnminuscare company in Windermere, Florida, whose cost curves are illustrated in the above figure. The market equilibrium price in this perfectly competitive market equals $32 per lawn mowed. At this price, how many lawns will Bill mow per week?
answer
40
question
We define a monopoly as a market with
answer
one supplier with barriers to entry
question
When oligopolies seek to operate as a singleminusprice monopoly, the firms produce at the point where:
answer
MR = MC
question
When new firms enter the perfectly competitive Miami bagel market, the market
answer
supply curve shifts rightward
question
In an oligopoly, there are
answer
few firms and barriers to entry
question
Calculate the shop's average total cost of a jacket sold before the advertising begins and after the advertising begins.
answer
Before the advertising begins, the average total cost of a jacket in this shop is $200.
After the advertising begins, the average total cost of a jacket in this shop is $180.
After the advertising begins, the average total cost of a jacket in this shop is $180.
question
Under which of the following conditions will a profit-maximizing perfectly competitive firm shut down in the short run?
answer
when the price is less than its minimum average variable cost
question
You would expect ______ in production differentiation and ______ competition on product quality, price, and features.
answer
an increase; more
question
The key idea behind price discrimination is to convert consumer surplus into
answer
economic profit
question
If the wheat industry is perfectly competitive with a market price of $4 per bushel and Farmer Brown charged $5 per bushel, how many bushels would Farmer Brown sell?
answer
none
question
The theory that regulation helps producers to maximize profit is the
answer
capture theory
question
In the above, a marginal revenue curve for a perfectly competitive firm is shown in Figure ________.
answer
z
question
The shutdown point is the point at which price equals minimum average _____ cost and the quantity produced is that at which average _____ cost is at its _____.
answer
variable; variable; minimum