Firm Verizon ATT Sprint T-Mobile All others Market Share (%) 10 8 7 5 1 a. What is the approximate Herfindahl index? Instructions: Round your answer to the nearest whole number. b. Based on this Herfindahl index calculation, how would you describe its market structure? Monopolistic competition Oligopoly c. What is the four-firm concentration ratio? Instructions: Round your answer to to one decimal place.

What is the prisoner's dilemma? the game that demonstrates the basic problem facing noncolluding oligopolists a theory on how the monopolist charges prices above the market equilibrium U the competition that can occur among firms in monopolistic competition a theory about why firms break the law by colluding OOO

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An oligopoly takes into account the decisions made by other companies before lowering its price.. true or false

Question 3.3.  The fast-food restaurants would be an example of which market model?  .Monopolistic competition        Pure competition        Pure monopoly        Oligopoly

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What are the types of the oligopoly market??

What are the factors contributing to the rise of oligopolies and monopolies during the observation period in the article  "The Emergence of Oligopoly" by Eichner, Alfred S. (2019)

Compare and contrast the monopoly and oligopoly market .

Which of the following industries is a good example of oligopoly?     Answers: A.  Athletic shoes    B.  Restaurant   C.  Corn   D.  Hotel