Questions tagged [monopoly]

A market structure in which there is a single firm acting as supplier.

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Intuitive as well as graphical approach for analyzing all parameters in competitive market (short_run and long_run equlibrium) and monopoly [closed]

A price-making firm is producing at the output level where average total cost equals $30, marginal revenue is $40, and the price is $50. If ATC is at its minimum level and the ATC curve is U-shaped, ...
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Lerner Index Interpretation?

How do you interpret the Lerner Index? I ask because at Uni. we have been told that, for monopoly, when the producer max. his profit, he sets the price such as the demand is elastic and the lerner ...
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Multiplant Monopoly With Third Degree Price Discrimination

I am trying to do an exercise with a Monopoly Firm with 2 production plants that supplies 3 different markets. I know how to do every case (Multiplant monopoly or third degree price discrimination), ...
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What is the difference between the demand schedule and the demand curve?

What is the difference between the demand schedule and the demand curve that a monopolist or monopsonist has? Could someone provide details for both cases or even some paradigm or a graph. I can not ...
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Does placing a price ceiling in a monopoly increase total surplus?

this may seem like a very simple conceptual question but I have been drawing graphs and googling for quite a while and I think I'm just confusing myself. If we haven't set a price yet for the price ...
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32 views

What is the difference between monopoly profit and monopoly rent?

I understand that monopoly profit is the return on capital (=profit) of the monopolist, which is larger than the normal profit in a competitive market. As monopoly rent I understand the income in ...
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What is the distributional impact of monopoly pricing on consumers?

Hi there, In the example above, a monopolist sets the price for ice-creams at Pm. The instructor then states that the rectangle B is transferred to the monopolist. What is meant by the rectangle ...
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What are possible solutions when promoting competition is not applicable?

Usually, more competition means lower prices and higher quality as less effective businesses go out of business. However, it appears that it's not always the case. When there're a lot of health ...
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141 views

Numerical Question on a subsidized monopoly

Suppose a government agency has a monopoly in the provision of internet connections. The marginal cost of providing internet connections is $ \frac12$, whereas the inverse demand function is given by: ...
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4k views

Block pricing vs Perfect price discrimination

I have just learned about Perfect price discrimination and block pricing. And I was wondering, in the case of these two graphs Block pricing & Perfect price discrimination. Why, in case of the ...
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219 views

Help trying to find Economic Profit for a Monopoly

I'm given a demand function ( $p = 60-.002q$), Marginal Cost (\$10) and Fixed Costs (\$300,000) for a monopoly. I've figured the profit maximizing output and price: Marginal revenue function $MR = ...
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Why is economic profit for a monopoly per unit demand minus ATC?

I understand that the P-ATC gives the per unit economic profit Why is this the case? Why wouldn't we take price minus the marginal cost?
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Will the monopolist inevitably increase the price if demand grows?

Supposing that demand for a product in a monopolised market has grown, is it possible that equilibrium price will go down? In most cases we simply draw curves D, MR, MC and make conclusions. I ...
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Economic Profit and the Return on Invested Capital

In my finance classes, I always learned that the a firm earning an "economic profit" is one for which its return on invested capital (ROIC) is greater than it's opportunity cost of capital (usually ...
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Do companies have non compete agreements between each other?

Do companies also know for a better lack of words armistice? When searching for non compete agreements everything that comes up are agreements between companies and employees, but do whole companies ...
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Cobb-Douglas demand yields a zero marginal revenue, monopolies don't exist?

From here and a pile of maths that I've done myself, $x_1 = \frac{a}{a+b}\frac{m}{p_1} \\ x_2= \frac{b}{a+b}\frac{m}{p_2}$ This yields inverse demand equations, when you have numbers stand in for $...
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Economic Regulation using Price caps

Based on my understanding both the equations are price caps, for firm A real decrease must be 8% and for B real increase must be 1%. But I don't understand how will I choose between the 2 as an ...
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Is there any research, theory, or anything which shows how much of a market has to be in power of a few companies to be a force against free market?

According to Free market a free market is a system in which the prices for goods and services are determined by the open market and by consumers. In a free market, the laws and forces of supply ...
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What does liberal economic theory say about monopolies?

Ludwig von Mises in his book "Liberalism: In the Classical Tradition" writes that in liberal economic the monopolies are rare and have a tendency to disappear. For an onlooker like me, however, his ...
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51 views

Value Function For Durable-Good Monopolist with General Distribution

It is known that with a unit mass of consumers, each of whom has a value distributed between 0 and 1, one can think of the monopolist solving \begin{equation} \max_{p} \ p[1-F(p)] \end{equation} when ...
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Price discrimination question

For this question the answer is b which is the TR of group 2. If price is the same, my question is why isn't the demand function of group 1 considered? Why is the TR of group 1 omitted?
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Can marginal revenue be increasing?

As per my calculations, the derivative of the MR curve is given by: $MR'(q)=2p'(q)+qp''(q)$, where $p(q)$ is the inverse demand curve. Therefore,for a downward sloping demand curve, if the second ...
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145 views

Are monopolies always price makers?

I have the following True/False question: A single price-taking firm on the market is called a monopoly. As far as I know, a monopoly is a price maker not a price taker. That being said if it is a ...
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Hayek's defense of competition regulation

This article claims Hayek endorsed competition regulation: As it evolved, neoliberalism became more strident. Hayek’s view that governments should regulate competition to prevent monopolies from ...
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Profit Maximisation for a Monopolist

Suppose a monopolist faces the following inverse demand function : $p = exp(-Q)$ The monopolist can produce any positive level of output with zero variable cost. Its fixed cost is $F$. Find the ...
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115 views

3rd Degree Price Discrimination

I came across a True/False question in my economics problem set: Is the following statement true or false? "A monopolist can practice third-degree price discrimination in the two markets it ...
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Should Company B enter the market in the following cases

Say Company A has a monopoly producing product E, at a constant marginal cost of $3$ USD. Say the ideal number of units produced is $1$ unit which produces a profit of $2$ USD (=$P_{A}$). Next, ...
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Why are so many pharmaceutical drugs so expensive? [closed]

In the US, the drug sofisbuvir, brand name sovaldir, and used to treat liver disease hepatitis C, was launched with a price tag of $1000 a pill; and in the UK, the manufacturer Gilead recommended a ...
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335 views

Elasticity of Supply for a Monopolist

Is the supply of output for a monopolist less elastic than that of a perfectly competitive firm with the same production function? On one hand, it seems impossible to calculate the elasticity of ...
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Can the internet be characterized as a public utility?

The idea of what a public utility is, economically, rather than just legally is not a new point of discussion. Philosophers like John Stuart Mill argued for the public provision of water and gas, ...
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Effect of changing MC on monopolists' maximised profits

Let a monopolist have constant MC = c, with no fixed costs. If $p(c)$ and $q(c)$ are the profit maximising price and output as a function of MC and the market demand schedule is given by $q = D(p)$, ...
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Is this market monopoly or duopoly?

Could you help me to identify monopoly, because I got confused. There is a company with market share of 54 %. The second one has market share of 21 %. Can this market be characterized as monopoly or ...
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Price discriminating monopolist question

A price discriminating monopolist sells in two markets. Inverse demand in market 1 is given by: $$P_1(Q_1) = 80 - (1/2)Q_1$$ and inverse demand in market 2 is given by: $$P_2(Q_2) = 100 - Q_2$$ The ...
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Imperfect Price Discrimination profit per group

During imperfect price discrimination is it possible to determine profit per group. For example: Aggregated Cost function: C(Q) = 18*Q + 5; where Q = q1 + q2 Aggregated Demand (AD) for group 1: q1(...
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190 views

How do I find optimal price or maximise profit in a monopolistic market?

How do I find the optimal price for a monopolist given the monopolist's cost function and market demand? I have $Profit(y) = p*y + C(y)$ where $p$ is price, $y$ is output, and $C(y)$ is total cost. ...
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120 views

How does elasticity impact market efficiency?

I am wondering how the price elasticity of demand (or supply) impacts market efficiency. A more specific question - can we say that in a monopolized market elasticity will be low, and that in a ...
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127 views

Monopoly equilibrium with a completely inelastic demand [closed]

What is the impact of an inelastic demand function on a monopoly production and pricing strategy ? Theory states, that a monopoly will strive to maximize its profits, by arriving to a point where the ...
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Will the market for driverless cars move toward a monopoly?

There is a short article in The Economist (link below) where the writer makes the claim that because there are firms the exhibit economies of scale - in driverless technology - they will eventually ...
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Why do anti-trust regulators in China need to approve NXP's takeover?

Qualcomm is currently awaiting Chinese regulatory approval for its acquisition of rival NXP. Both companies aren't based in China. I'd understand that vehicles like tariffs can be used by countries ...
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Why is the Marginal Cost (MC) of a monopoly horizontal

I presume it's because they're price makers, but this doesn't really answer much. Furethermore, in a monopoly is it Marginal Cost or Long run marginal cost that's horizontal?
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Have countries with a monopoly on a resource in an area ever established 1-company monopolies in that area to drive up price?

Say its the 18th century and South America wants tea. Britain, for example could have a monopoly on the tea trade in the area. However if multiple British companies sell in the area they will drive ...
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Monopolist engaging in international trade

A monopolist faces a demand curve given by $P=60-2Q$ and has total costs given by $TC=Q^2$. Now suppose that the country in which this monopolist is located decides to engage in international trade. ...
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How does the monopoly's deadweight loss affect market surplus and the economic pie?

Source: p 312, Principles of Microeconomics (7 Ed, 2014) by N G Mankiw Welfare in a monopolized market, like all markets, includes the welfare of both consumers and producers. Whenever a consumer ...
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Can't government experiment on price in the case of a monopoly?

In the lecture given by Jon Gruber at MIT, he talks about the governmental regulations on monopolies, and he states that (in short) for government to regulate a monopoly, it needs to know the price ...
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Monopoly - Where is the Markup formula derived from?

Problem: My lecturer wrote the marginal revenue formula before writing the markup formula, indicating some sort of similarity between the two. How it was written on the board: Market Power ...
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279 views

Taxing a monopoly

can someone explain me why in some books the Demand and marginal revenue moves and but in other books is the marginal cost that moves. Is this like taxing the demand vs taxing the supply? so the ...
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Monopoly and Taxes (Nicholson Exercise)

Hello I'm working through Microeconomic Theory : Basic Principles and Extensions of Nicholson and Snyder 10e, for an exam and I fail to get how to answer this question (p.517) : A specific tax is a ...
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How to find right MRP_L in this economic problem?

Economic problem from my textbook (here is my translation from Russian): There is a firm that is both monopoly and monopsony. It's monopoly on market of its product and it's monopsony on labor market ...
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$p(0)\geq c'(0)$ in monopoly

$p(0)\geq c'(0)$ is assumed so that the inverse demand curve originates above the marginal cost curve. But what is the intuition behind this assumption? The highest willing-to-pay consumer is more ...
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883 views

Price elasticity and optimal pricing in a monopoly with zero marginal cost

I am having trouble understanding how to calculate the optimal price P for a good and understand the optimal price elasticity of demand in the following condition: The firm is a monopoly seeking to ...