Questions tagged [monopoly]

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

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What are some examples of Market Failure and Government Intervention in Italy? [closed]

I'm currently writing and essay about the Economics of Italy, I have been searching the internet for Market Failure examples in Italy but I can't find anything. I gotta admit I'm not very good at ...
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Efficiency in a market that is both a monopoly and a monopsony

We know that market power in general leads inefficient outcomes (in terms of Pareto efficiency). This makes instinctive appeal as, for example, a powerful seller who has a lot of market power can ...
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Production efficiency under monopoly

Sorry, I forgot to mention that in this case, the demand curve is above the LAC at the point where MR = MC. In other words, the price is set higher than the long-run average cost. I am trying to wrap ...
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Pareto Improvement with Monopolies

This may be one of the more 'elementary' questions on this site.. But I really can't wrap my head around it and a search on the web hasn't yielded much. Given that Pareto efficiency is defined as when ...
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29 views

Profit-maximization for a monopoly

Between two countries, Richland and Poorland, with a strict ban on cross-border sales agreed with the Poorlandian government. The respective demand functions for both countries are: $Q_{poor} = 10 - ...
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Solving problem for optimal price (maximize profit) *attempt inside*

Let a demandfunction be defined as $D(p)=B-bp$, where $b,B>0$. A firm has some production cost, $c$, and can set the price $p$ under the constrain given by the Demand. What is the optimal price? ...
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Two part tariff-income effects

I understand that a monopolist optimally sets a two-part tariff by pricing at marginal cost and then extracting CS as a lump sum fee. However, wouldn't the lump sum fee induce a decrease in consumer ...
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Is there a qualitative difference between the rent derived from a supply fixed by nature and single supplier required to supply a fixed quantity?

The assumption are that supply is absolutely and permanently fixed at q average and marginal costs are zero demand always exceeds supply (P ≥ 0) The graph should look the same in both cases: a ...
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Are urban land (location) markets considered competitive even though the market price does not equal marginal cost (zero)?

Urban land (location) supply is fixed and the marginal cost of bringing an urban plot into production is zero. Even when land owners do not collude to limit the supply, the fixed supply arguably ...
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179 views

What has been the reception of Posner & Weyl’s claim that property rights lead to market power?

Posner & Weyl claim that property rights lead to monopoly rents: Property Is Only Another Name for Monopoly Radical Markets Have their claims been elaborated, tested, or peer-reviewed? In ...
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38 views

Monopoly: Demand Curve and Marginal Revenue Curve Intercepts

I'm doing an introductory economics course, having never done economics before. In our topics, we covered monopoly and the principle that the marginal revenue slope is twice that of the demand slope. ...
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Monopsony theory of Single Payer

One theory of how single payer/universal healthcare systems are less expensive than the US private insurance market is that each country functions as a monopsony: a market structure in which a single ...
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Interpretation of Demand and Cost Curves

I am currently starting on the topic of monopolies in school and I encountered the following scenario: A monopolist faces a demand curve given by $Q = \frac {100} p$ and a cost function given by $C = ...
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Demand and marginal revenue evolution from Monopoly to Perfect Competition as new competitors enter the market (Graphs)

I want to ask if anyone know how the curves of Marginal Revenue and Demand "evolve" from Monopoly to Perfect competition on a graph of a firm as new competitors enter the market. I would ...
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101 views

How does a CLEC innovate?

A CLEC, competitive local exchange carrier, is described... A competitive local exchange carrier (CLEC), in the United States and Canada, is a telecommunications provider company (sometimes called a &...
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The Dumping Argument and Trusts

I have often heard the following argument against the antimonopoly/anticollusion law: Whenever the entrepreneurs decide to enter into "illegal" collaboration, each one has an opportunity to ...
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Does the theory of contestable markets apply to industries where there is a natural monopoly?

The theory contestable markets requires that there be no barriers to entry, no sunk costs, and access to the same level of technology. I know common industries that have natural monopolies (like ...
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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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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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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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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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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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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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203 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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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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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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491 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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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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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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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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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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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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251 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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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 ...