# Questions tagged [monopoly]

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

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### How to determine the price a monopolist will set when the demand curve the firm faces isn't known?

I'm reviewing the following question from my microeconomics course notes. I don't understand how to do part (b). A firm faces a perfectly elastic demand curve because the product it sells has a ...
1answer
50 views

### Simplifying a monoplist's objective function under incomplete information

I am working through Rochet and Stohle (2003) chapter on multi-dimensional screening, and I am struggling filling in the blanks between equation (2.1) p. 154, and its simplified form on page 155. In ...
2answers
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### Effect of a subsidy on a monopoly

I'm trying to understand how a subsidy on a monopoly would affect the deadweight loss. I know a subsidy shifts the marginal cost curve downwards, creating a new equilibrium price (price decreases) and ...
2answers
938 views

### 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 ...
1answer
189 views

### How much is someone willing to pay to own a monopoly?

I'm currently working on a problem from Intermediate Microeconomics Workouts by Varian and I've become stuck on a particular question to do with monopolies. We are given the demand curve for a ...
2answers
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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?
1answer
214 views

### Extraction and royalty time path for a non-renewable resource under a monopolist assumption

I am trying to understand the time path of extraction and royalty (price) for a non-renewable resource under a monopolist framework. The problem is that in the main books on environmental/resource ...
2answers
306 views

### Would you consider airport parking to be a monopoly or a monopolistic market?

If you look at it one way and group the different companies that offer parking, it could be a monopoly as that is the only place you can park. On the other hand, the different companies offer ...
2answers
404 views

### Cournot Model Monopoly example

Good day In my Microeconomics course, we are handling the 4 imperfect competition models. Currently we are discussing the Cournot Model, however I am unsure about a certain example. This is given as ...
1answer
540 views

### Monopoly's MC, AVC and TVC

I do not quite understand the statement "total variable cost is the area under the marginal cost curve" Does it means MC inserts at the AVC at the lowest point (see picture)? But why AVC is drawn and ...
1answer
225 views

### What exactly is a trust?

In my history class, we're studying the Industrial Revolution and how Rockefeller came to dominate the oil industry with his Standard Oil company. According to our textbook, a man named Samuel Dodd (...
0answers
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### Is anti-competitive behavior a threat in a society with free trade and no regulation?

A question that I have is whether a truly economically free society needs to (or should) have laws against anti-competitive behavior. Take liquor distribution as an example. In the United States ...
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### Can destruction be profitable?

We often see news that some company destroys items they couldn't sell in time. Also we can see news of supermarkets destroying food just because it's not fresh although it's perfectly edible. If ...
1answer
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### Monopoly with price discrimination

A city has a single electricity supplier. Electricity production cost is $c$ per unit. Utility function $U(q,t)=a\ln(1+q) - t$, where $q$ is electricity consumption and $t$ is electricity tariff. What ...
1answer
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### Why is AC = MC in the monopoly?

Using the Microeconomic Theory Basic Principles and Extensions, Nicholson, W. and Snyder, C., I've reached to the point where Monopoly and Imperfect Competition is discussed (Chapter 14 and 15 to be ...
3answers
947 views

### Clarification about Market Structure Oligopoly or Monopoly

As per the definition i found in the internet, Oligopoly, in which a market is run by a small number of firms that together control the majority of the market share. Monopoly, where there is only ...
2answers
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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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### Is there a class of demand functions that deliver equal surplus to consumers and a monopolist?

Consider a market with a monopolist firm that has zero marginal cost and faces demand $D(p;\mathbf{a})$, where $\mathbf{a}$ is a vector of parameters and $p$ is the price. The monopolist maximizes ...
3answers
475 views

### Price discrimination- how much is optimal?

I am of the understanding that as a general rule, price discrimination does not benefit consumers. Yet I can think of a situation where it does. Look at two countries, Australia and India. The price ...
4answers
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### The Backward Bending Supply Curve, Asymmetric Information, and Monopoly

This recent question about when monopoly is undesirable made me curious about when monopoly is actually desirable? I was reminded of an argument for the efficiency of monopolies when moral hazard ...