二进制数10001000B转化成的十六进制数是什么？
A. 136H
B. 136
C. 88H
D. 88
查看答案
Which of the following is true about a monopolistically competitive firm?
A. It can earn an economic profit in the short run, but not the long run.
B. It can earn an economic profit in the short run and the long run.
C. It can earn an economic profit in the long run, but not the short run.
D. It cannot earn a economic profit in either the short or long run.
The two types of imperfectly competitive markets are
A. monopoly and monopolistic competition.
B. monopoly and oligopoly.
C. monopolistic competition and oligopoly.
D. monopolistic competition and cartels.
The breakfast cereal industry, with its concentration ratio of 80%, would best be described as
A. a perfectly competitive market.
B. a monopolistically competitive market.
C. an oligopoly.
D. a monopoly.
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