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Microeconomics Final Review Flashcards | StudBud
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Microeconomics Final Review
Microeconomics Final Review
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1
The necessity for a monopoly to lower its price in order to sell more units explains why?
Monopolies are common among public utilities
Monopolies are able to maintain market power
The marginal revenue curve is below the demand curve
Marginal cost curve for a monopoly slopes upward
2
When a monopolist's marginal revenueis positive then:
Demand for the good is inelastic
Demand for the good is elastic
Demand for the good is perfectly inelastic
Demand for the good is unit elastic
3
A PPC will be a straight line if:
Efficiency is acheived
The goods on the axes use the same inputs
Marginal product is a straight line
Utility is maximized
4
Patents, control of resources, economies of scale and exclusive licenses are:
All sources of elastic demand
All barriers to entry
Required for a firm to earn short run profits
Price discrimination
5
The additional revenue that firm receives from hiring one more worker is known as the:
Average Variable Cost
Marginal Revenue Product
Marginal Cost
Marginal Physical Product
6
Which of the following best describes the elasticity of a perfectly comp. firm's demand curve?
Unit elastic
Perfectly inelastic
Perfectly elastic
Relatively inelastic
7
Which would most likely reduce the consumer surplus within a market?
Increase in the supply curve
Increase in the demand curve
Monopoly becomes a perfectly competitive market
Firms in an oligopoly practice price discrimination
8
Which of the following is accurate in regard to a perfectly competitive firm?
Demand curve lies above marginal revenue curve
Average revenue differs from price
Demand is downward sloping
Price is determined by equilibrium in the market
9
Suppose that perf. comp. firms are producing at P1, Q1. Which will occur in the long run?
Price will decrease to P
Firms will exit the industry
Firms will enter the industry
Price will increase to P3
10
When marginal product exceeds average product, average product:
Don't pick this answer.
Remains the same
Rises
Falls
11
Which of the following indicates that two goods are complements:
A demand elasticity greater than one
A positive cross price elasticity
A positive income elasticity
A negative cross price elasticity
12
See the situation below
P decreases Q indeterminate
P indeterminate Q increases
P increases Q indeterminate
P increases Q decreases
13
Which market structure has many firms that offer slightly differentiated products?
Monopolistic Competition
Monopsony
Perfect Competition
Monopoly
14
The condition that P=MC is the direct requirement for which kind of efficiency?
Technical Efficiency
Allocative Efficiency
Productive Efficiency
Distributive Efficiency
15
If the government wants to est. a socially optimal price for a monopoly, that would occur where
Marginal revenue equals marginal cost
Marginal cost intersects demand
Marginal revenue equals zero
Average revenue equals zero
16
In the long run, a monopolistically competitive firm:
Earns zero economic profit
Earns positive economic profit
Earns negative economic profit
Faces a vertical demand curve
17
Which of the following is the equation for Marginal Cost?
Change in Fix Cost/Quantity
Change in Total Cost/Change in Quantity
Change in Total Cost/Quantity
Total Cost/Change in Quantity
18
Which of the following is a characteristic of perfectly competitive firm's demand curve?
Marginal revenue is equal to MC at all levels of output
Average revenue is less than price at all levels of output
It is the same as the industry demand curve
Price and marginal revenue are equal at all levels of output
19
When total product increases at an increasing rate:
Average product is decreasing
Marginal product is decreasing
Marginal product is increasing
Average product exceeds marginal product
20
The law of diminishing marginal utility is most useful for explaining:
Law of demand
PPC
Diminishing marginal product of capital
Law of supply
21
If the economy below moves from point A to point C, then how many guitars are sacrificed?
5 Drum Sets
15 Drum Sets
1 Guitar
2 Guitars
22
For the chart for burritos below, after which burrito do diminishing marginal returns occur?
3
2
4
1
23
The total costs for a perfectly competitive firm are below. What is this firm's MC at 6 units?
$20
$27
$28
$17
24
Consumer surplus is represented by the area:
ABC
ACD
BCD
0ACE
25
The market demand curve for labor would shift to the right as a result of:
An increase in the price of the good the labor is producing
Increase in wage rate paid to workers
An increase in demand for the good which labor is producing
Decrease in the marginal product of labor
26
Which of the following is true of the marginal utility curve?
It decreases, reaches its lowest point, then rises
It increases, reaches its highest point, then decreases
It intersects total utility at total utility's maximum
It increases when total utility decreases
27
Which of the following is true of total revenue for a perfectly competitive producer?
TR increases at an increasing rate
TR decreases at an increasing rate
TR decreases at a decreasing rate
TR increases at a constant rate
28
If a firm is producing goods at the lowest costs possible then it is achieving:
Allocative efficiency
Productive efficiency
Absolute efficiency
Diminishing marginal utility
29
Which of the following statements is true for a perfectly competitive industry?
Marginal revenue is decreasing
Marginal revenue is increasing
Average revenue equals marginal revenue
Total revenue increases then decreases
30
For this monopoly, what is true about production at Q2?
Demand is inelastic
Profits are maximized
Tota revenue is maximized
Demand is elastic
31
Game theory and collusion are most closely associated with:
Monopolistic Competition
Oligopoly
Monopoly
Perfect Competition
32
Which shaded region represents the consumer surplus after the excise tax?
1, 2, 4
1
2
2 & 3
33
Which would occur in a perfectly competitive labor market if a minimum wage was imposed:
A surplus of workers
Supply shifts to the right
A shortage of workers
Demand shifts to the right
34
Which of the following is likely to have the most elastic demand?
Gasoline
Insulin
Gold
Diapers
35
Labor, human capital, entrepreneurship and natural resources are all examples of:
Public Goods
Inferior Goods
Outputs
Factors of Production
36
Based on the PPC, the opportunity cost of producing the seventh carrot is:
Five tomatoes
Two tomatoes
Three tomatoes
Eight Tomatoes
37
Because the benefits from education go beyond personal benefits, education provides:
Increasing marginal utility
Externalities and should be subsidized
Decreasing marginal utility
Externalities and should be taxed
38
When the opportunity for price discrimination arises:
Consumer surplus decreases
Those with relatively inelastic demand pay lower prices
Those with relatively elastic demand pay higher prices
Demand is vertical
39
Which of the following is the underlying reason for the law of increasing opportunity cost?
Capital goods cannot be divided into smaller units
Higher prices cause production of all goods to increase
Resources are scarce
Resources are not equally suited to produce of all goods
40
Unlike a perfectly competitive firm, a monopoly:
Can charge any price it wants
Faces a downward sloping demand curve
Faces a horizontal demand curve
Has horizontal marginal revenue curve
41
How many units of output should be produced in order to maximize profit?
50
70
80
60
42
What are the effects on S&D curves for Frisbees if a firm is able to lower costs of production
B
C
D
A
43
The demand curve for labor is derived from:
The demand curve for the output produced by labor
The labor supply curve for the firm
Equilibrium wages
The market labor demand curve
44
What happens to P & Q if a report is issued that says carrot cake causes cancer?
P increases Q decreases
P decreases Q decreases
P decreases Q indeterminate
P increases Q increases
45
For the payoff matrix below, what will the outcome be?
Both Bob and Tom should go low
Bob should go low and Tom should go high
Both Bob and Tom should go high
Bob should go high and Tom should go Low
46
If the monopolist maximizes profit, the marginal cost of its product will be:
$10
$13
$17
$14
47
Average Variable Costs are decreasing whenever:
ATC is increasing
ATC is decreasing
ATC = AVC
MC > AVC
48
If the monopolist seeks to maximize profit, it should set a price equal to:
$13
$17
$10
$14
49
Based on the information below, which of the following statements is true?
Diminishing marginal returns begins with the second worker
The firm experiences decreasing returns to scale
The firm should hire five workers
Diminishing marginal returns begin with the fourth worker
50
What does a PPC with a straight line indicate?
Opportunity costs are constant
Opportunity costs are decreasing
Opportunity costs are increasing
The economy is fully employed
51
When the long-run ATC of a firm decrease as output increase, it is experiencing:
Diseconomies of scale
Constant returns to scale
Economies of scale
The substitution effect
52
If microwave meals are inferior goods and consumer incomes decline:
Market price will fall
Demand will shift right
Supply will shift left
Quantity supplied will decrease
53
Which of the following is not an economic function of the government?
Correct externalities
Maintain growth of the money supply
Enact laws that promote competition
Provide public goods
54
According to the cost curves below, AVC:
Are $20 at 70 units of output
Exceed ATC
Intersect MC at $20
Increase after 60 units of output
55
Which of the following likely to result in a rightward shift in the demand for orange juice?
Decrease in the price of Tang
Increase in the income of orange juice drinkers
A drought for orange crops
Expectations of lower future prices of orange juice