“质能关系”的提出者是:()
A、霍金
B、爱因斯坦
C、普朗克
D、哈恩
参考答案:B
Assume that a firm has an expected dividend payout ratio of 20%, a required rate of return of 9% , and an expected dividend growth of 5%. What is the firm's estimated price-to-earnings (P/E) ratio()
A. 5.00.
B. 10.00.
C. 20.00.
政府上网的目的是利用网络,提高经济效益。( )