Deck 6: The Supply Curve and the Behavior of Firms

Question 1

A variable factor is the type of input that varies with a firm's output level.

Answer 1

True

Question 2

The owner often also acts as the manager in

A)sole proprietorships.
B)all businesses.
C)corporations.
D)nonprofit firms.
E)government enterprises.

Answer 2

sole proprietorships.

Question 3

Land is commonly considered a fixed factor of production.

Answer 3

True

Question 4

The main advantage of a corporation over other types of firms is that owners also manage the firm.

Question 5

A corporation differs from other forms of businesses because it

A)is required to own a seat on a stock exchange.
B)has a lower debt ratio.
C)has no tax liability.
D)is characterized by limited profits.
E)is owned by people who enjoy limited liability.

Question 6

In the pumpkin-growing firm example in the text,land is a fixed factor because

A)it is a physical factor of production.
B)the firm produces a single product.
C)it cannot be varied during the season.
D)it has no close substitutes.
E)the firm is a price-taker.

Question 7

Which of the following is typically a variable factor of production?

A)Land
B)Equipment
C)Plant
D)Labor
E)Money

Question 8

Separation of ownership from control is most commonly found in a

A)sole proprietorship.
B)partnership.
C)corporation.
D)nonprofit firm.
E)consortium.

Question 9

Partnerships differ from sole proprietorships because partnerships

A)generate fewer profits than do sole proprietorships.
B)are characterized by unlimited liability and sole proprietorships are not.
C)consist of two or more partners sharing the responsibilities of the firm and sole proprietorships do not.
D)require a written agreement and sole proprietorships do not.
E)require a state charter and sole proprietorships do not.

Question 10

Stock shares are issued by

A)sole proprietorships.
B)partnerships.
C)corporations.
D)nonprofit firms.
E)government enterprises.

Question 11

Most firms in the United States are sole proprietorships.

Question 12

In the pumpkin-growing firm example in the text,the firm is a price-taker because

A)the firm does not have the ability to charge whatever price it wants to charge.
B)the firm is not a profit-maximizing firm.
C)price setting is too complicated for an individual firm.
D)the market for pumpkins is a competitive market.
E)it faces no demand.

Question 13

The three basic types of businesses in the United States are

A)enterprises,partnerships,and corporations.
B)partnerships,multinationals,and corporations.
C)partnerships,firms,and sole proprietorships.
D)corporations,households,and sole proprietorships.
E)corporations,sole proprietorships,and partnerships.

Question 14

A firm is one of the terms for a business organization.

Question 15

A firm is a(n)

A)organization formed to save on income taxes.
B)organization that produces goods and services.
C)entity that produces only services.
D)required organization mandated by government for tax purposes.
E)law representative for small businesses.

Question 16

A price-taking firm cannot affect its own output price because

A)price is determined by consumers,not producers.
B)market demand is perfectly elastic; that is,even a tiny increase in price results in zero quantity demanded.
C)it is only one firm among many,so the price is determined in the market as a whole.
D)consumer preferences dictate a single price in a competitive market.
E)of government statutes,such as price floors and price ceilings.

Question 17

The owner of a sole proprietorship

A)has unlimited liability and is responsible for all debts of the firm.
B)assumes no responsibility for any debt of the firm and enjoys only limited profits.
C)assumes no responsibility for any debt of the firm but also receives no profits
D)has limited liability and shares the responsibility of all debts of the firm with others.
E)has limited liability up to the total value of her or his own personal property.

Question 18

All types of firms suffer from managerial conflicts.

Question 19

A competitive market is

A)one in which firms cannot change output levels.
B)any market with several firms in it.
C)a market with a single firm.
D)one in which a single firm cannot influence market price.
E)one in which consumers compete to buy goods and services.

Question 20

Which of the following is an example of a firm?

A)A local government agency
B)A family with four children
C)A grocery store
D)A public school
E)The U.S.Department of Commerce

Question 21

A market that includes only a single firm is called a(n)

A)monopsony.
B)monopoly.
C)single-firm market.
D)competitive market.
E)oligopoly.

Question 22

A monopoly is a price-maker.

Question 23

If total revenue is less than total costs,then

A)economic profits are positive.
B)economic profits are zero.
C)economic profits are negative.
D)a firm breaks even.
E)profits can be positive or negative,depending on other factors.

Question 24

Which of the following statements is true?

A)Price-taking behavior by competitive firms does not have an analogy in the theory of the consumer.
B)The more competitive a market,the more prices are expected to vary between firms in the market.
C)Buyers and sellers individually set prices.
D)A competitive firm is a price-taker.
E)A competitive firm is a price-maker.

Question 25

An individual firm in a competitive market

A)decides,given the market price,how much to produce and sell.
B)has no control over the price or the quantity it produces and sells.
C)takes the market-determined amount it should sell as given,and then,based on this amount,determines what price to charge.
D)decides what price to charge and how much to produce and sell.
E)has control over the price but not the quantity to produce and sell.

Question 26

Why is a monopoly a price-maker?

Question 27

A price-taking firm is one that forces consumers to take whatever price the firm wishes.

Question 28

In economics,the main objective of a firm is to maximize customer satisfaction.

Question 29

Why is an individual firm in a competitive market a price-taker?

Question 30

Firms are assumed to maximize

A)inputs.
B)profits.
C)wages.
D)output price.
E)output quantity.

Question 31

A firm that considers price as a given and chooses quantity of output accordingly is called a

A)profit-maximizer.
B)quantity-setter.
C)market-taker.
D)monopoly.
E)price-taker.

Question 32

If only one firm exists in a market,the firm has no power over the market price.

Question 33

A firm in a competitive market can control the price it charges its buyers.

Question 34

In a competitive market,price is taken as given by

A)both buyers and sellers.
B)neither buyers nor sellers.
C)buyers only.
D)sellers only.
E)the government.

Question 35

In contrast with a firm in a competitive market,a monopoly is able to control

A)input costs.
B)price.
C)profits.
D)demand.
E)all aspects of its operation.

Question 36

What is the major characteristic of a competitive market?

Question 37

By definition,profits are

A)total output minus total inputs.
B)total revenue plus total costs.
C)total revenue minus total costs.
D)total inputs minus total output.
E)total costs minus total revenue.

Question 38

A competitive market is one in which many firms compete for customers and end up charging a common market price.

Question 39

In a competitive market,no single consumer or producer can set the market price.

Question 40

In economics,firms are assumed to

A)maximize output prices.
B)minimize output prices.
C)maximize profits.
D)maximize consumer surplus.
E)maximize customer satisfaction.

Question 41

Revenue is the only factor that affects profits.

Question 42

Production in the short run requires

A)no factor of production.
B)both fixed and variable factors of production.
C)variable factors of production only.
D)fixed factors of production only.
E)the difference between fixed and variable factors of production.

Question 43

The term diminishing returns to labor means that

A)the wage rate falls as a person takes on more jobs.
B)total output decreases as one more unit of labor is applied to production.
C)the market value of labor decreases as more labor is supplied.
D)increases in output decline as additional units of labor are used in production.
E)the production of labor is becoming less profitable with decreasing real wages.

Question 44

When total product is rising,marginal product

A)must be negative.
B)must be zero.
C)must be positive.
D)can be either negative or positive.
E)must be rising as well.

Question 45

Total revenue is the price of a good times its quantity.

Question 46

In 2010,a firm produced 100 units of good X at $1.In 2011,the firm produced 200 units of good X at $0.5.Between 2010 and 2011,the total revenue of producing good X

A)stayed constant
B)increased.
C)might increase,decrease,or stay constant.
D)decreased.
E)was equal to zero.

Question 47

Diminishing returns occur when the

A)marginal product of an input is positive.
B)marginal product of an input is zero.
C)marginal product of an input is decreasing.
D)total product of an input is zero.
E)total product of an input is negative.

Question 48

Holding everything else equal,total revenue increases

A)only when quantity increases.
B)only when price increases.
C)whenever total costs increase.
D)when either price or quantity increase.
E)only when both price and quantity increase.

Question 49

When price and quantity sold by a firm are multiplied,the result is called

A)marginal cost.
B)total costs.
C)marginal revenue.
D)average revenue.
E)total revenue.

Question 50

Profit maximization is the basic assumption for all types of corporations,but not for sole proprietorships.

Question 51

Exhibit 6-1
Refer to Exhibit 6-1.Diminishing returns to labor is illustrated by

A)increasing output.
B)decreasing output.
C)output increasing at a decreasing rate.
D)output increasing at an increasing rate.
E)increasing input.

Question 52

By definition,a profit-maximizing firm is a monopoly.

Question 53

Total revenue always increases if price increases.

Question 54

A production function shows the relationship between

A)variable costs and total costs.
B)a fixed input and output.
C)total output and total costs.
D)fixed costs and total costs.
E)a variable input and output.

Question 55

The change in total output that occurs with a one-unit change in labor is called the

A)average productivity of labor.
B)marginal product of labor.
C)total product of labor.
D)marginal benefit of labor.
E)marginal cost of labor.

Question 56

In moving down along a demand curve,total revenue

A)stays constant.
B)increases.
C)may increase,decrease,or stay constant.
D)decreases.
E)is always equal to zero.

Question 57

Total costs include all of the following except

A)equipment purchase price.
B)rent.
C)salaries.
D)output purchase price.
E)materials.

Question 58

Total costs are

A)variable costs plus average cost.
B)marginal cost plus average cost.
C)fixed costs plus variable costs.
D)marginal cost minus average cost.
E)fixed costs minus variable costs.

Question 59

When the production function gets flatter as the quantity of labor increases,we know

A)that marginal product of labor is rising.
B)that marginal product of labor is falling.
C)nothing about the marginal product of labor.
D)that marginal product of labor is zero.
E)that marginal product of labor goes to infinity.

Question 60

A graph showing how much total output results for any given amount of input is called a(n)

A)labor function.
B)production function.
C)marginal product curve.
D)variable cost curve.
E)earnings schedule.

Question 61

A production function is a straight line because of diminishing returns to labor.

Question 62

Costs that do not vary with output are called

A)total costs.
B)short-run costs.
C)long-run costs.
D)variable costs.
E)fixed costs.

Question 63

Because marginal cost increases as output increases,

A)marginal product increases at an increasing rate.
B)the total cost curve gets steeper as output increases.
C)the fixed cost curve gets steeper as output increases.
D)the total product curve gets steeper as output increases.
E)the total cost curve becomes horizontal.

Question 64

Because marginal product decreases as input is increased,

A)nothing is implied about how much input is required to produce one more unit of output.
B)it takes decreasing amounts of input to produce one more unit of output.
C)it takes increasing amounts of input to produce one more unit of output.
D)the amount of input it takes to produce one more unit of output does not change.
E)it takes zero input to produce one more unit of output.

Question 65

Marginal cost is

A)the change in total cost that results from hiring one more unit of labor.
B)total cost divided by total output.
C)the change in total variable cost that results from hiring one more unit of capital.
D)the change in total cost that results from hiring one more unit of capital.
E)the change in total cost that results from increasing output by one unit.

Question 66

Total costs are the ____ variable and fixed costs.

A)quotient of
B)difference between
C)product of
D)sum of
E)difference between total revenue and the total of

Question 67

The slope of the production function turns from positive to negative when the marginal product of labor turns from positive to negative.

Question 68

The slope of the total cost curve is called

A)diminishing returns.
B)marginal cost.
C)marginal product.
D)marginal benefit.
E)total product.

Question 69

When production increases,total costs

A)can increase or decrease in the long run.
B)always increase in the short run.
C)are constant in the long run.
D)can increase or decrease in the short run.
E)become zero.

Question 70

The change in variable costs that results from producing one more unit of output is called

A)marginal variable cost.
B)average variable cost.
C)total variable cost.
D)marginal cost.
E)marginal product.

Question 71

Marginal cost increases because

A)marginal product decreases.
B)the price of labor decreases.
C)marginal product increases.
D)the price of labor increases.
E)marginal product is constant.

Question 72

When fertilizer yields diminishing returns in the production of potatoes,

A)output increases only if fertilizer input is increased.
B)additional fertilizer causes decreased production.
C)doubling fertilizer input less than doubles output.
D)marginal cost decreases as more fertilizer is added.
E)doubling fertilizer input more than doubles output.

Question 73

Marginal cost increases with output because

A)capital becomes increasingly difficult to work with as more units of labor utilize it.
B)marginal product increases with output.
C)increasing amounts of input must be used to produce one more unit of output.
D)total costs increase with output.
E)more input must be used to produce more output.

Question 74

Marginal cost begins to increase when

A)total cost falls.
B)total product falls.
C)diminishing returns begin.
D)diminishing returns end.
E)variable inputs are no longer used.

Question 75

Variable costs are generally associated with the cost of

A)machinery.
B)loan payments.
C)capital.
D)labor.
E)rental income forgone by not renting facilities to someone else.

Question 76

The total cost curve

A)has a positive slope throughout.
B)has a negative slope throughout.
C)is vertical.
D)is horizontal.
E)can have a positive or negative slope throughout.

Question 77

The slope of the total cost curve as output increases reflects

A)decreasing marginal benefit.
B)increasing marginal benefit.
C)decreasing marginal cost.
D)increasing marginal cost.
E)increasing variable cost.

Question 78

Variable costs are those that

A)vary with output.
B)are fixed when output changes.
C)decrease when output increases.
D)vary with input.
E)can change even when output is constant.

Question 79

Exhibit 6-2
Refer to Exhibit 6-2.The marginal cost of the second pound of bananas is

A)$25.
B)$2.
C)$3.
D)$4.
E)$0.

Question 80

The slope of the supply curve reflects a(n)

A)increasing variable cost.
B)decreasing variable cost.
C)increasing total cost.
D)increasing marginal cost.
E)decreasing marginal cost.