Multiple Choice
Monopoly firms manage to earn positive profits,even in the long run because
A) they have no close substitutes
B) there are high barriers of entry to the market
C) they have a cost advantage difficult to duplicate
D) all of the above
Correct Answer:

Verified
Correct Answer:
Verified
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Q21: A sudden increase in the market demand
Q22: The main reason(s)firms in a competitive market
Q23: A sudden fall in the market demand
Q24: According to the indifference principle,in the long
Q26: All these are characteristics of a monopoly
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