NO.PZ2023100701000003
问题如下:
A market consists of three firms with market shares of 50%, 30%, and 20%. The Herfindahl-Hirschman Index (HHI) is closest to:
选项:
A.0.38
2,500
3,800
解释:
Equity里面HHI是按照整数计算,但是在Economics第78页讲义写的最大值是1,那是按照小数计算的。考试的时候用哪个计算?这两个是冲突的呀
