An analyst does research about price-to-ea
题型：单项选择题
问题：
An analyst does research about price-to-eamings ratio. With respect to price multipliers based on fundamentals, and all else being equal, an increase in which of the following inputs most likely will cause the price-to-earnings ratio to increase（）
A. Retention ratio.
B. Required rate of return.
C. Growth rate of eamings.