Intermediate Microeconomics and Its

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Intermediate Microeconomics and Its Application 11th Edition Nicholson Test Bank

TEST BANK FOR CHAPTER 2: Utility and Choice

MULTIPLE CHOICE

1. Indifference curves
a. are nonintersecting.
b. are contour lines of a utility function.
c. are negatively sloped.
d. All of the above.
ANS: d

2. For an individual who consumes only two goods, X and Y, the opportunity cost of consuming
one unit of X in terms of how much Y must be given up is reflected in
a. the individual’s marginal rate of consumption.
b. the slope of the individual’s budget constraint.
c. the slope of the individual’s indifference curve.
d. None of these.
ANS: b

3. If bundles of goods A and B lie on the same indifference curve, one can assume the individual
a. prefers bundle A to bundle B.
b. prefers bundle B to bundle A.
c. enjoys bundle A and B equally.
d. bundle A contains the same goods as bundle B.
ANS: c

4. If bundle A lies on an indifference curve and bundle B lies to the right of the curve, the
individual
a. prefers bundle A to bundle B.
b. prefers bundle B to bundle A.
c. enjoys bundle A and B equally.
d. must receive more of both—with bundle B.
ANS: b

5. “If an individual is to maximize the utility received from consumption, he or she should
spend all available income. . . .” This statement assumes
a. that saving is impossible.
b. that the individual is not satiated in all goods.
c. that no goods are “inferior.”
d. Both a and b.
ANS: d

6. Suppose an individual’s MRS (of steak for beer) is 2:1. That is, at the current consumption
choices he or she is willing to give up 2 beers to get an extra steak. Suppose also that the
price of a steak is $1 and a beer is 25¢. Then in order to increase utility the individual should
a. buy more steak and less beer.
b. buy more beer and less steak.
c. continue with current consumption plans.
d. Not enough information to answer the question.
ANS: b

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2 Chapter 2: Utility and Choice

7. Suppose that at current consumption levels an individual’s marginal utility of consuming an

extra hot dog is 10 whereas the marginal utility of consuming an extra soft drink is 2. Then
the MRS (of soft drinks for hot dogs)—that is, the number of hot dogs the individual is
willing to give up to get one more soft drink is
a. 5
b. 2
c. 1/2
d. 1/5
ANS: d

8. If an individual’s indifference curve map does not obey the assumption of a diminishing
MRS, then
a. the individual will not maximize utility.
b. the individual will buy none of good X.
c. tangencies of indifference curves to the budget constraint may not be points of utility
maximization.
d. the budget constraint cannot be tangent to an appropriate indifference curve.
ANS: c

9. As an individual moves northwest along his or her indifference curve substituting more and
more Y for X, his or her MRS of X for Y
a. increases.
b. decreases.
c. stays the same.
d. changes in a way that cannot be determined.
ANS: a

10. The X-intercept of the budget constraint represents

a. how much of good Y can be purchased if no good X is purchased and all income is spent.
b. how much of good X can be purchased if no good Y is purchased and all income is spent.
c. total income divided by the price of X.
d. a and c.
ANS: d

11. The point of tangency between a consumer’s budget constraint and his or her indifference
curve represents
a. complete satisfaction for the consumer.
b. the equivalence of prices the consumer pays.
c. constrained utility maximization for the consumer.
d. the least he or she can spend.
ANS: c

12. An increase in an individual’s income without changing relative prices will

a. rotate the budget constraint about the X-axis.
b. shift the indifference curves outward.
c. shift the budget constraint outward in a parallel way.
d. rotate the budget constraint about the Y axis.
ANS: c
 Chapter 2: Utility and Choice 3

13. The slope of the budget constraint line is

a. the ratio of the prices (Px/Py).
b. the negative of the ratio of the prices (Px/Py).
c. the ratio of income divided by price of Y (I/Py).
d. none of these.
ANS: b

14. If the price of X falls, the budget constraint

a. shifts outward in a parallel fashion.
b. shifts inward in a parallel fashion.
c. rotates outward about the X-intercept.
d. rotates outward about the Y-intercept.
ANS: d

15. If an individual has a constant MRS of shoes for sneakers of 3/4 (that is, he or she is always
willing to give up 3 pairs of sneakers to get 4 pairs of shoes) then, if sneakers and shoes are
equally costly, he or she will
a. buy only sneakers.
b. buy only shoes.
c. spend his or her income equally on sneakers and shoes.
d. wear sneakers only 3/4 of the time.
ANS: a

16. Suppose a cup of coffee at the campus coffee shop is $2.50 and a cup of hot tea is $1.25.
Suppose a student’s beverage budget is $20 per week. What is the most cups of tea the
student could buy?
a. 20
b. 16
c. 10
d. 8
ANS: b

17. Suppose a cup of coffee at the campus coffee shop is $2.50 and a cup of hot tea is $1.25.
Suppose a student’s beverage budget is $20 per week. What is the market tradeoff between
coffee and tea?
a. 1 coffee to 1 tea
b. 2 coffee to 1 tea
c. 1 coffee to 2 tea
d. 2 coffee to 2 tea
ANS: c

18. Suppose a cup of coffee at the campus coffee shop is $2.50 and a cup of hot tea is $1.25.
Suppose a student’s beverage budget is $20 per week. What is the algebraic expression of the
budget?
a.
b.
c.
d.
ANS: a
4 Chapter 2: Utility and Choice

19. Suppose a cup of coffee at the campus coffee shop is $2.50 and a cup of hot tea is $1.25.
Suppose a student’s beverage budget is $20 per week. If you were going to write an algebraic
expression of this budget line of the form . B would be
a. 16
b. 2
c. -2
d. -1/2
ANS: d

20. Suppose a cup of coffee at the campus coffee shop is $2.50 and a cup of hot tea is $1.25.
Suppose a student’s beverage budget is $20 per week. Suppose the student simply prefers
more caffeine to less and that the tea sold has the same amount of caffeine as the coffee. The
student will buy
a. all tea.
b. all coffee.
c. a mix of coffee and tea.
d. there is insufficient information to know.
ANS: a

21. Suppose a caffeine-deprived man needs to wake up. Suppose his preferences can be described
by If the price of coffee is $4 and the price of tea is $1, he will buy
a. all coffee
b. all tea
c. some of both, but more coffee
d. some of both, but more tea
ANS: b

22. Suppose a little girl likes peanut butter and jelly sandwiches with exactly 2T of jelly and 1T
of peanut butter. Suppose further that her mom agrees to make sandwiches to those exact
specifications and the price of peanut butter is $.25/T and the price of jelly is $.10/T. If she
has $1.8 to spend on peanut butter and jelly ingredients (ignore the bread) in a week, how
many sandwiches will she make?
a. 1
b. 2
c. 4
d. 8
ANS: c

23. If people like their goods in fixed proportions, the two goods are
a. perfect substitutes
b. perfect complements
c. complements (but not perfect)
d. substitutes (but not perfect)
ANS: b
 Chapter 2: Utility and Choice 5

24. If a person’s indifference curves can be represented as a straight line, the person views the
goods as
a. perfect substitutes
b. perfect complements
c. complements (but not perfect)
d. substitutes (but not perfect)
ANS: a

25. If the government imposes a law requiring you to save when you otherwise would not have,
they are
a. truncating a budget line
b. shifting a budget line
c. changing preferences toward saving
d. changing preferences toward consumption
ANS: a

26. Suppose a teenager likes both rap music (R) and country music (C) with a set of preferences
so that U = C1/2R1/2. Which point (C, R) makes the teen the happiest?
a. 4, 16
b. 25, 1
c. 9, 9
d. 16, 4
ANS: c

27. Suppose a teenager likes both rap music (R) and country music (C) with a set of preferences
so that U = C1/2R1/2. Which point (C, R) makes the teen the happiest?
a. 9, 16
b. 36, 1
c. 49, 4
d. 100, 0
ANS: c

28. Suppose a teenager has $20 and likes both rap music (R) and country music (C) with a set of
preferences so that U = C1/2R1/2. Suppose that the iTunes price of a rap music song is
and the price of a country music song is . Which level of utility is affordable?
a.
b. 9
c. 16
d. 25
ANS: a
Intermediate Microeconomics and Its Application 11th Edition Nicholson Test Bank

6 Chapter 2: Utility and Choice

29. Suppose a teenager has $20 and likes both rap music (R) and country music (C) with a set of
preferences so that U = C1/2R1/2. Suppose that the iTunes price of a rap music song is
and the price of a country music song is . What is the greatest level of affordable
utility?
a. 7
b.
c. 8
d. 9
ANS: b

30. Suppose a teenager has $20 and likes both rap music (R) and country music (C) with a set of
preferences so that U = C1/2R1/2. Suppose that the iTunes price of a rap music song is
and the price of a country music song is . What level of utility is unaffordable?
a. 6
b. 7
c.
d. 8
ANS: d

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