Questions tagged [monopoly]

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

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12
votes
2answers
2k views

Monopolies are just a mathematical misunderstanding

A little head-scratcher (and a good example why we should be careful with notation). Consider a profit maximizing monopoly, that solves over price $$\max \pi = PQ(P) - C(Q(P)) \tag{1}$$ Following ...
7
votes
4answers
1k views

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 ...
4
votes
1answer
144 views

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 ...
11
votes
3answers
501 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 ...
7
votes
3answers
890 views

What are good books about monopolies and market failures?

Is there a good undergraduate level book specifically about economic monopolies and market failures?
6
votes
2answers
103 views

Modelling Pay what you want

I have been trying to model a Pay What you Want scheme. Now, for a monopoly it is clear that monopoly will have more profit by setting monopoly pricing assuming all players are selfish. But consider a ...
4
votes
2answers
20k views

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?
3
votes
2answers
796 views

What are examples of natural monopolies that don't have overwhelming economies of scale?

On wikipedia, I read that the currently-used formal definition of a natural monopoly is where “[a]n industry in which multi-firm production is more costly than production by a monopoly”. I tried ...
2
votes
1answer
54 views

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 ...
2
votes
1answer
72 views

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 = ...
1
vote
1answer
58 views

Will there be any competition amongst cement retailers?

If we consider a cement manufaturer in a given country, say India, then will the cement retailers of that companies' product compete with each other? And if so, then what kind of a competition will it ...