标题: GWD 一道关于the earnings per shar的题 [打印本页] 作者: nancy_127 时间: 2009-11-21 11:50 标题: GWD 一道关于the earnings per shar的题 Q18: Last year the price per share of Stock X increased by k percent and the earnings per share of Stock X increased by m percent, where k is greater than m. By what percent did the ratio of price per share to earnings per share increase, in terms of k and m?
A. k/m % B. (k-m) % C. [100(k-m)]/(100+k) % D. [100(k-m)]/(100+m) % E. [100(k-m)]/(100+k+m) %
the earnings per share 应该怎么计算呢? 题目都把我看绕了, 麻烦各位NN帮忙看一下如何解题? 谢谢啦!!! GWD给出的答案是D作者: Janeslove 时间: 2009-11-21 13:24
求的是what percent did the ratio increase 题中给了the ratio=每股价格/每股收益 （ the ratio of price per share to earnings per share ） 其实就是市盈率 设原price per share 为X 原earnings per share 为Ｙ ratio 增长率就为 {[(1+K%)X/(1+m%)Y] - X/Y }/X/Y 化简下就得到D了作者: nancy_127 时间: 2009-11-21 13:57
谢谢Jane! 明白了. 问题出在理解题目上.