# 01:220:102 Study Guide - Midterm Guide: Diminishing Returns, Economic Surplus, Music Download

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Published on 15 Oct 2018
School
Rutgers University
Department
Economic
Course
01:220:102
Professor
1
Name: ___________________________________ Date: ______________
1.
Suppose the marginal cost curve in the short run first decreases, then reaches a
minimum, and then increases. If we are at an output where marginal cost is decreasing,
then:
A)
average total cost must be increasing.
B)
marginal product must be increasing.
C)
marginal product must be increasing and average variable cost must be decreasing.
D)
average variable cost must be decreasing.
2.
Adam has a monthly income of \$20 that can be spent on books (B) and pencils (P). The
price of a book is \$5 and the price of a pencil is \$0.50. Which of the following bundles
of books and pencils lies on Adam's budget line?
A)
zero books and 20 pencils
B)
3 books and 5 pencils
C)
1 book and 40 pencils
D)
2 books and 20 pencils
Use the following to answer question 3:
Figure: The Indifference Curve Map II
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3.
(Figure: The Indifference Curve Map II) Look at the figure The Indifference Curve Map
II. Sara enjoys attending Chicago Cubs' baseball games and eating baby back rib
dinners. The figure shows two of her indifference curves for Cubs' tickets and baby back
rib dinners. If she consumes 20 baby back rib dinners and 6 tickets to Cubs' games, she
would be equally happy to give up 8 dinners for ________ more ticket(s) to Cubs'
games.
A)
1/2
B)
3
C)
4
D)
1
4.
The total cost curve gets steeper as output increases because of
A)
decreasing returns to the variable input.
B)
C)
increasing returns to the variable input.
D)
increases in fixed cost.
5.
Taxation according to the ability-to-pay principle is best illustrated in the United States
by:
A)
excise taxes.
B)
sales taxes.
C)
gasoline taxes.
D)
personal income taxes.
6.
Joseph chooses a combination of apples and oranges along his budget line. The marginal
rate of substitution of apples in place of oranges is 2, the price of an apple is \$0.50, and
the price of an orange is \$0.50. Joseph:
A)
should consume more apples and fewer oranges to maximize total utility.
B)
should consume fewer apples and more oranges to maximize total utility.
C)
may or may not be maximizing total utility.
D)
is maximizing total utility.
7.
Marge has spent her entire budget on milk and cookies. The last glass of milk provided
The price of a cookie is twice the price of a glass of milk. Given this information, Marge
should:
A)
decrease her consumption of milk and increase her consumption of cookies.
B)
decrease her consumption of milk and decrease her consumption of cookies.
C)
increase her consumption of milk and decrease her consumption of cookies.
D)
increase her consumption of milk and increase her consumption of cookies.
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Use the following to answer questions 8-9:
Figure: Indifference Curves and Consumption Bundles
8.
(Figure: Indifference Curves and Consumption Bundles) Look at the figure Indifference
Curves and Consumption Bundles. In the figure, the initial optimum is at a. The price of
hot dogs increases, and the new equilibrium point is c. The change in hot dog
consumption due to the income effect of the price change is:
A)
H2 to H1.
B)
H3 to H2.
C)
H1 to H2.
D)
H3 to H1.
9.
(Figure: Indifference Curves and Consumption Bundles) Let MUP = marginal utility of
pizza, MUH = marginal utility of hot dogs, PP = price of a slice of pizza, PH = price of a
hot dog. In the figure, the absolute value of the slope of an indifference curve is equal
to:
A)
PH/PP.
B)
MUP/MUH.
C)
PP/PH.
D)
MUH/MUP.
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