问题
单项选择题
Study the following data, calculate the return on equity for 2007 and 2008.
A．
B．2007
C．2008
D．Pre-interest profit margin (EBIT/S)
E．0.3
F．0.15
G．Asset turnover (S/A)
H．2
I．2
J．Leverage multiplier (A/E)
K．2
L．2
M．Tax retention rate (1-t)
N．0.8
O．0.8
P．Interest expense ratio (I/A)
Q．0.06
R．0.06
答案
参考答案：A
解析：ROE=[(S/A)×(EBIT/S)-(I/A)]×(A/EQ)×(1-t) ROE 2007=(2×0.3-0.06)×2×0.8=0.864 ROE 2008=(2×0.15-0.06)×2×0.8=0.384 Profit margin fell so ROE fell.