Test 4 Flashcards

1
Q

monopoly

A

the single supplier of a product that has no close substitutes

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2
Q

barriers to entry - legal barriers

A

a) Patents- new drugs can be patented for 18 years
b)copyright- exists for your whole life, plus 70+
C) Licensing- electricians, plumbers, DR.

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3
Q

barriers to entry- economies of sale

A
  • also called natural monoply - a firm that can produce at a lower cost than a number of smaller firms can
  • ex public utility, and internet
  • only one firm can survive in a natural monopoly industry
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4
Q

barriers to entry - control over an important input

A

this is the rarest

-ex: deebers diamonds-using 80% of the diamonds, and ALOCA- an important input for alumion

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5
Q

average revenue is always equal to price

A

correct

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6
Q

single price monopolists

A

price effect vs the output effect

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7
Q

a monoplist will alway operate on the

A

elastic portion

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8
Q

can positive economic profit work in the long run for a monopolist?

A

yes, since there is a barriers to entry

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9
Q

does monopoly cause inefficiency?

A

yes, monopoly is another example of market failure

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10
Q

monopolists want to produce where..

A

MR and MC equal

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11
Q

monopoly

A

higher price, fewer consumers

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12
Q

price exceeds MR for the

A

monopolists

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13
Q

government regualtion- no regulation

A

applies to a natural monopoly

-no regulation- high prices, small output, large profits for the monopolists , large deadweight loss

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14
Q

government regulation- marginal cost pricing

A

low price, large output, negative profit, and no deadweight loss, this doesn’t work in the long run

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15
Q

government regulation-average cost pricing

A

medium prices, some deadweight loss, normal profit, medium output, normal profit for the monopolists, this is a compromise solution

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16
Q

problems with ATC pricing:

A

no incentives for the monopolists to keep costs down

17
Q

ways for the owner to increase ATC

A
  • buy a private jet
  • another assistant
  • luxury suite at baseball stadium
18
Q

price discrimination

A

the practice of charging different prices for th same good

19
Q

conditions for price discrimination:

A
  • market power (i.e the firm must face a downward sloping demand curve)
  • market segregation- break the market into groups
  • difficulity in reselling
20
Q

ex: wendys —-elastic demand=

A

low price

21
Q

other examples of price discrimination

A
  • airline tickets
  • coupons
  • senior citizens discounts
  • university tuition
22
Q

oliogopoly

A
  • few firms (mutual interdependendence)

- identical or differentiated products -significant barriers to entry

23
Q

collusion

A

when firms act together to restrict competition

24
Q

cartel

A

a collection of firms that act together

25
Q

why are most collusive oligopolies short lived?

A
  • they are illegal

- each firm has an incentive to cheat

26
Q

tacit collusion

A

the government can’t trace the illegal activity

27
Q

overt collusion

A

collsion where its not a secret

ex: exporting to countries

28
Q

When is collision the easiest?

A

3 firms or 9 firms

-its easier when there are fewer firms

29
Q

differentiated products or homogenous products

A

homogenus

30
Q

what facilities joint profit maximization

A

collusion

31
Q

game theory

A

the study of strategic interactions among economic agents

32
Q

dominant strategy

A

a strategy that is optimal no matter what the opponent does

33
Q

nash equilibrium

A

the outcome where both players are doing as weak as they can given the action of their competitor

34
Q

network externalities

A

can be positive or negative

35
Q

negative network externalities

A

when the value of a good increases as fewer people consume it

36
Q

positive network externalities

A
  • high risk effect

- when the value of a good to a consumer increases as more people consume it