【单选题】In an oligopoly market, the Herfindahl-Hirschman Index is usually:
C.
Between 100 and 1,000.
D.
Between 200 and 2,000.
【单选题】Which of the following Herfindahl–Hirschman indices is most likely to indicate a perfectly competitive market?
【单选题】Whenever any firms in a concentrated industry merge, the Herfindahl-Hirschman Index:
B.
may rise or stay the same.
【简答题】多项式 的次数是 ,最高次项的系数是 。
【判断题】If Herfindahl index of a market is lower, the market becomes less concentrated and more competitive.
【单选题】The largest Herfindahl–Hirschman index possible is _____, and the industry is a(n) _____.