econ monopoly workbook
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Langara College *
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105
Subject
Economics
Date
Jun 27, 2024
Type
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5
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Monopoly vs. Perfect Competition
Monopoly
Perfect Competition
Price
Quantity
Consumer Surplus
Producer Surplus
Profit / Loss
Deadweight Loss
6
Natural Monopoly
Use the space provided below to define a natural monopoly
The key point is that a natural monopoly is characterized by increasing returns to scale at all levels of output within the constraints of the size of the market.– thus the long run cost per unit (LRAC) will drift lower as production expands. There may be room only for one supplier to reach the minimum efficient scale and achieve productive efficiency.
7
Regulating Natural Monopolies
Governments may choose to regulate the activities of a natural monopoly given that the profit-maximizing price would be too high and the output too low, leaving significant inefficiencies in the market.
Profit-maximizing Price and Output
Socially Optimum Price and Output (P=MC)
Fair-return Price and Output (P=ATC)
Which of the above price / output combinations is the best? Explain.
8
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Related Questions
The market demand for a monopoly is given by P = 90 – 2Q, where Q is the number of the product demanded at price P. The total cost function is given by TC = 90 + 20Q +0.5Q2. a) If the firm is a single-price monopoly, what are the equilibrium quantity and price? What are the resultant consumer surplus, producer surplus and social welfare? b) If the government forced the firm to behave as if it were a perfect competitor, what are the equilibrium quantity and price? What are the resultant consumer surplus, producer surplus and social welfare? c) How much does social welfare increase when the firm moves from monopoly to competition?
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If a monopoly faces an inverse demand curve of
p=330-Q,
has a constant marginal and average cost of $90, and can perfectly price discriminate, what is its profit? What are the consumer surplus, welfare, and
deadweight loss? How would these results change if the firm were a single-price monopoly?
Profit from perfect price discrimination () is $ 28800. (Enter your response as a whole number.)
Corresponding consumer surplus is (enter your response as whole numbers):
welfare is
and deadweight loss is
CS=$
W = $
DWL = $
A
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A monopoly profit-maximizes by selling 700 tables each hour. At this level of
production, it has marginal revenue of $40, average revenue of $50, marginal cost
of $40 and average total cost of $42. What is the monopoly's profit-maximizing
price assuming they are not price discriminating?
Type your numeric answer and submit
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If a monopoly faces an inverse demand curve of
p=450-Q,
has a constant marginal and average cost of $30, and can perfectly price discriminate, what is its profit? What are the consumer surplus, welfare, and deadweight loss? How would these results change if the firm were a single-price monopoly?
Profit from perfect price discrimination () is $88200. (Enter your response as a whole number.)
Corresponding consumer surplus is (enter your response as whole numbers):
welfare is
and deadweight loss is
Profit from single-price profit-maximization is = $44100. (Enter your response as a whole number.)
Corresponding consumer surplus is (enter your response as whole numbers):
welfare is
and deadweight loss is
CS = $0
W = $ 88200
DWL = $0.
CS = $ 22050
W = $ 66150
DWL = $ 22050
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What is the price (p) and output (q) level for profit maximization under monopoly structure?
Find the total revenue (TR) for monopoly firm (refer to rectangle OABE)
Find the total cost (TC) for monopoly firm (refer to rectangle ODCE)
Find total profit (or loss) for monopoly firm (refer to rectangle ABDC)
Note: Show the formula and calculation
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You are the manager of a monopoly, and your demand and cost functions are given by P = 300 – 3Q and C(Q) = 1,500 + 2Q2, respectively.
What price-quantity combination maximizes your firm’s profits?
Calculate the maximum profits.
Is demand elastic, inelastic, or unit elastic at the profit-maximizing price-quantity combination?
What price-quantity combination maximizes revenue?
Calculate the maximum revenues?
Is demand elastic, inelastic, or unit elastic at the revenue-maximizing price-quantity combination?
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The figure shows the market demand curve for penicillin, an antibiotic medicine. Initially, the
market was supplied by perfectly competitive firms Later, the government granted the exclusive
right to produce and sell penicillin to one firm. The figure also shows the marginal revenue curve
(MR) of the firm once it begins to operate as a monopoly. The marginal cost is constant at $3,
irrespective of the market structure
What is the surplus enjoyed by the firm when it is the sole supplier of the medicine?
OA. 590
OB. $180
OC. $30
OD. $60
Price/Cost (5)
10
1
10
20 30 40
MR
Demand
50 60 70
80 90 Quantity
(units)
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The demand and total cost functions for a monopoly firm are:Q(P) = 39.5 – 0.5PTC(Q) = 60 – Q + 0.5 Q2a) Plot the demand, marginal revenue, marginal cost, and average total cost curves, including the intersections with the horizontal and vertical axes. b) What are the profit maximising QM and PM for this firm? c) What is the firm’s profit πM? d) What are the firm's fixed and variable costs? e) What would be the socially optimal Q* and P* (round to 1 decimal place if needed)?
arrow_forward
The figure shows the market demand curve for penicillin, an antibiotic medicine. Initially, the
market was supplied by perfectly competitive firms. Later, the government granted the exclusive
right to produce and sell penicillin to one firm. The figure also shows the marginal revenue curve
(MR) of the firm once it begins to operate as a monopoly. The marginal cost is constant at $3.
irrespective of the market structure.
After the market changes from perfect competition to a monopoly..
OA. social surplus decreases
OB. consumer surplus increases.
OC. deadweight loss decreases
OD. the market price decreases
-COD-
Price/Cost (5)
10
9
10
20
30
MR
40 60 00
Demand
70
BO
so Quanety
(units)
arrow_forward
Consider a market with a common demand function given by Q = 100 - 2P, where Q represents
quantity and P represents price. The total cost function for firms in this market is TC=1000+
50².
a) For a monopoly, calculate the profit-maximizing price, quantity, consumer surplus, producer
surplus, and deadweight loss.
b) Compare the monopoly equilibrium to the equilibrium in perfect competition. Calculate the
price, quantity, consumer surplus, producer surplus, and deadweight loss under perfect
competition.
c) Use a single graph to illustrate both the monopoly and perfect competition equilibriums.
4
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Examine the fundamental concepts of
monopoly and profit maximization in the
context of a monopolist facing a specific total
cost function and demand function. Discuss the
implications of the given total cost function TC
= 550 + 6Q +0.2Q^2 and demand function Q = 1
00-3P on the monopolist's production and
pricing decisions. Explore the process of
determining the profit-maximizing quantity and
price and analyze the economic rationale
behind these calculations. Discuss the
relationship between marginal cost, marginal
revenue, and elasticity of demand in the
monopolistic setting, and consider how these
factors influence the monopolist's output and
pricing strategy. Please calculate and find
answer detailly step by step because I want to
understand how calculate this type of exercises.
And please don't put answers of other experts
which answered this question before I asked
you.Do calculations right. Because of wrong
calculation i use my another question chance.
arrow_forward
You are the manager of a monopoly that faces an inverse demand curve of P = 10 − Q and has a cost function of C(Q) = 2Q. The government is considering legislation that would regulate your price at the competitive level. What is the maximum amount you would be willing to spend on lobbying activities designed to stop the regulation?
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what is the profit from perfect price discrimination?
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Consider the relationship between monopoly pricing and the price elasticity of demand.
If demand is inelastic and a monopolist raises its price, quantity would fall by a
percentage than the rise in price, causing profit to
Therefore, a monopolist will
produce a quantity at which the demand curve is elastic.
Use the purple segment (diamond symbols) to indicate the portion of the demand curve that is inelastic. (Hint: The answer is related to the marginal-
revenue (MR) curve.) Then use the black point (plus symbol) to show the quantity and price that maximizes total revenue (TR).
(?
10
Demand
Inelastic Demand
6
5
Max TR
3
2
1
-1
-2
Marginal Revenue
-3
-4
1
2
3
4
5
7 8 9 10
Quantity
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Which of the following is true under monopoly?
Selected Answer:
Profits are always positive
Answers:
Profits are always positive
P> MC
P = MR
All of the above are true for monopoly
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Waterker is the only company selling the gorgeous Perspective fountain
pens. The cost to produce q pens is C(q) = 0.5q² + 10. (In the long run, all
costs are avoidable.)
The demand for these incredible pens is given by p(a) = 132 - q/10.
How much deadweight loss is generated by Waterker's monopoly on the
Perspective?
Enter a numerical value below. You may round to the second decimal if
necessary.
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b) The market demand curve for a monopoly firm is given as P= 200 - 20. Furthermore, the
marginal cost is represented by the equation MC = 20 + 2Q. The firm's TC can be expressed
as TC 20Q + Q + 100. Use this information to answer the questions and calculate the
following:
i) Profit maximizing quantity and price.
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The demand and total cost functions for a monopoly firm are:
Q(P) = 39.5 – 0.5P
TC(Q) = 60 – Q + 0.5 Q
What are the firm's fixed and variable costs?
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Which of the following is not a characteristic of a natural monopoly?
Group of answer choices
demand is perfectly elastic
economies of scale
a single firm can supply the entire market at a lower cost than two or more firms
the MC curve never crosses the AC curve
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You are the manager of a monopoly, and your demand and cost functions are given by P = 200 − 2Q and C(Q) = 1,400 + 2Q2, respectively.
What price–quantity combination maximizes your firm’s profits?
Calculate the maximum profits.
Is demand elastic, inelastic, or unit elastic at the profit-maximizing price–quantity combination?
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Consider the relationship between monopoly pricing and the price elasticity of demand.
If demand is inelastic and a monopolist raises its price, total revenue would (DECREASE OR INCREASE) and total cost would(DECREASE OR INCREASE) . Therefore, a monopolist will (SOMETIMES, ALWAYS, NEVER) produce a quantity at which the demand curve is inelastic.
Use the purple segment (diamond symbols) to indicate the portion of the demand curve that is inelastic. (Hint: The answer is related to the marginal-revenue (MR) curve.) Then use the black point (plus symbol) to show the quantity and price that maximizes total revenue (TR).
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You own a road resurfacing business called Dahyun Bricks services located in Seoul. You
are the only reservicing business in South Korea. Therefore, you have a local monopoly.
Your experience running the company for many years has taught you that market
demand for your service can be described by the demand function:
p = 20 - Q.
The cost function is c =q². Therefore, marginal cost equals 2q. Quantity refersto square
metre of road resurfacing. Note the Q denotes aggregate market demand and q denotes
your production. Of course, if you are the only supplier than q = Q.
a) Compute profit maximising price and output. Compute profits.
b) The monopoly profit that you have been earning has attracted attention
from another firm that will set up operations in South Koreaand
compete for market share. You are concerned with losing market share
and profit. So, you offer the potential entrant the following deal. Both
firms agree to maximise industry profits (joint profits). The potential
entrant…
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The demand a monopoly faces is
p = 400 - Q+A 0.5
where Q is its quantity, p is its price, and A is the level of advertising. Its marginal cost of production is $40, and its cost
of a unit of advertising is $1. What is the firm's profit equation?
The monopoly's profit equation (л) as a function of Q and A is
π= (400-Q+A05) Q-40Q-A. (Properly format your expression using the tools in the palette. Hover over tools to
see keyboard shortcuts. E.g., a superscript can be created with the ^ character.)
The monopoly's profit-maximizing price is p = $270, quantity is Q = 260, and advertising is A = 16900. (Enter
numeric responses using real numbers rounded to two decimal places.)
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please answer
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An upstream monopoly sells the good x to a downstream monopoly. The downstream monopoly uses this good as an input to produce its output y. The production function of the downstream monopoly is y = x. The downstream monopoly sells its output to final consumers whose aggregate demand curve is y = 12 − p. The upstream monopoly's cost function is c (x)=2x.
1. Find the quantity x the upstream monopoly sells to the downstream monopoly and the quantity y the downstream monopoly sells to the 1 final consumer. Find also the price k the upstream monopoly charges the downstream monopoly and the price p the downstream monopoly charges the final consumers. Compute the profits of each monopoly.
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SEE MORE QUESTIONS
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ISBN:9781337106665
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Publisher:Cengage Learning
Related Questions
- The market demand for a monopoly is given by P = 90 – 2Q, where Q is the number of the product demanded at price P. The total cost function is given by TC = 90 + 20Q +0.5Q2. a) If the firm is a single-price monopoly, what are the equilibrium quantity and price? What are the resultant consumer surplus, producer surplus and social welfare? b) If the government forced the firm to behave as if it were a perfect competitor, what are the equilibrium quantity and price? What are the resultant consumer surplus, producer surplus and social welfare? c) How much does social welfare increase when the firm moves from monopoly to competition?arrow_forwardIf a monopoly faces an inverse demand curve of p=330-Q, has a constant marginal and average cost of $90, and can perfectly price discriminate, what is its profit? What are the consumer surplus, welfare, and deadweight loss? How would these results change if the firm were a single-price monopoly? Profit from perfect price discrimination () is $ 28800. (Enter your response as a whole number.) Corresponding consumer surplus is (enter your response as whole numbers): welfare is and deadweight loss is CS=$ W = $ DWL = $ Aarrow_forwardA monopoly profit-maximizes by selling 700 tables each hour. At this level of production, it has marginal revenue of $40, average revenue of $50, marginal cost of $40 and average total cost of $42. What is the monopoly's profit-maximizing price assuming they are not price discriminating? Type your numeric answer and submitarrow_forward
- If a monopoly faces an inverse demand curve of p=450-Q, has a constant marginal and average cost of $30, and can perfectly price discriminate, what is its profit? What are the consumer surplus, welfare, and deadweight loss? How would these results change if the firm were a single-price monopoly? Profit from perfect price discrimination () is $88200. (Enter your response as a whole number.) Corresponding consumer surplus is (enter your response as whole numbers): welfare is and deadweight loss is Profit from single-price profit-maximization is = $44100. (Enter your response as a whole number.) Corresponding consumer surplus is (enter your response as whole numbers): welfare is and deadweight loss is CS = $0 W = $ 88200 DWL = $0. CS = $ 22050 W = $ 66150 DWL = $ 22050arrow_forwardWhat is the price (p) and output (q) level for profit maximization under monopoly structure? Find the total revenue (TR) for monopoly firm (refer to rectangle OABE) Find the total cost (TC) for monopoly firm (refer to rectangle ODCE) Find total profit (or loss) for monopoly firm (refer to rectangle ABDC) Note: Show the formula and calculationarrow_forwardYou are the manager of a monopoly, and your demand and cost functions are given by P = 300 – 3Q and C(Q) = 1,500 + 2Q2, respectively. What price-quantity combination maximizes your firm’s profits? Calculate the maximum profits. Is demand elastic, inelastic, or unit elastic at the profit-maximizing price-quantity combination? What price-quantity combination maximizes revenue? Calculate the maximum revenues? Is demand elastic, inelastic, or unit elastic at the revenue-maximizing price-quantity combination?arrow_forward
- The figure shows the market demand curve for penicillin, an antibiotic medicine. Initially, the market was supplied by perfectly competitive firms Later, the government granted the exclusive right to produce and sell penicillin to one firm. The figure also shows the marginal revenue curve (MR) of the firm once it begins to operate as a monopoly. The marginal cost is constant at $3, irrespective of the market structure What is the surplus enjoyed by the firm when it is the sole supplier of the medicine? OA. 590 OB. $180 OC. $30 OD. $60 Price/Cost (5) 10 1 10 20 30 40 MR Demand 50 60 70 80 90 Quantity (units)arrow_forwardThe demand and total cost functions for a monopoly firm are:Q(P) = 39.5 – 0.5PTC(Q) = 60 – Q + 0.5 Q2a) Plot the demand, marginal revenue, marginal cost, and average total cost curves, including the intersections with the horizontal and vertical axes. b) What are the profit maximising QM and PM for this firm? c) What is the firm’s profit πM? d) What are the firm's fixed and variable costs? e) What would be the socially optimal Q* and P* (round to 1 decimal place if needed)?arrow_forwardThe figure shows the market demand curve for penicillin, an antibiotic medicine. Initially, the market was supplied by perfectly competitive firms. Later, the government granted the exclusive right to produce and sell penicillin to one firm. The figure also shows the marginal revenue curve (MR) of the firm once it begins to operate as a monopoly. The marginal cost is constant at $3. irrespective of the market structure. After the market changes from perfect competition to a monopoly.. OA. social surplus decreases OB. consumer surplus increases. OC. deadweight loss decreases OD. the market price decreases -COD- Price/Cost (5) 10 9 10 20 30 MR 40 60 00 Demand 70 BO so Quanety (units)arrow_forward
- Consider a market with a common demand function given by Q = 100 - 2P, where Q represents quantity and P represents price. The total cost function for firms in this market is TC=1000+ 50². a) For a monopoly, calculate the profit-maximizing price, quantity, consumer surplus, producer surplus, and deadweight loss. b) Compare the monopoly equilibrium to the equilibrium in perfect competition. Calculate the price, quantity, consumer surplus, producer surplus, and deadweight loss under perfect competition. c) Use a single graph to illustrate both the monopoly and perfect competition equilibriums. 4arrow_forwardExamine the fundamental concepts of monopoly and profit maximization in the context of a monopolist facing a specific total cost function and demand function. Discuss the implications of the given total cost function TC = 550 + 6Q +0.2Q^2 and demand function Q = 1 00-3P on the monopolist's production and pricing decisions. Explore the process of determining the profit-maximizing quantity and price and analyze the economic rationale behind these calculations. Discuss the relationship between marginal cost, marginal revenue, and elasticity of demand in the monopolistic setting, and consider how these factors influence the monopolist's output and pricing strategy. Please calculate and find answer detailly step by step because I want to understand how calculate this type of exercises. And please don't put answers of other experts which answered this question before I asked you.Do calculations right. Because of wrong calculation i use my another question chance.arrow_forwardYou are the manager of a monopoly that faces an inverse demand curve of P = 10 − Q and has a cost function of C(Q) = 2Q. The government is considering legislation that would regulate your price at the competitive level. What is the maximum amount you would be willing to spend on lobbying activities designed to stop the regulation?arrow_forward
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SEE MORE QUESTIONS
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Recommended textbooks for you
- Managerial Economics: A Problem Solving ApproachEconomicsISBN:9781337106665Author:Luke M. Froeb, Brian T. McCann, Michael R. Ward, Mike ShorPublisher:Cengage Learning
Managerial Economics: A Problem Solving Approach
Economics
ISBN:9781337106665
Author:Luke M. Froeb, Brian T. McCann, Michael R. Ward, Mike Shor
Publisher:Cengage Learning