单项选择题

(2016年)下列关于夏普比率的说法，错误的是（）。

A.夏普比率数值越大，代表单位风险超额回报率越高
B.夏普比率是对绝对收益率的风险调整分析指标
C.夏普比率是针对总波动性权衡后的回报率，即单位总风险下的超额回报率
D.夏普比率使用的是系统风险
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单项选择题
Let me tell you a story about Bert and Mildred Bumbridge,who used to be very forgetful.For?example,Mildred would forget to cook dinner,or Bert would show up for work on Sunday thinking it?was Monday.One summer,they were to take a long plane trip.What do you suppose happened?Well,they got to the airport with only ten minutes to spare.In that situation,anyone would board the?plane right away.But not Mr.and Mrs.Bumbridge.They just had to buy some flight insurance first.After all,who knows what will happen on a plane flight??They quickly put some coins into a machine?and out came their insurance policy. Who would get the money if we crash,I wonder?? asked?Mildred. My mother,of course, her husband replied. We′ll mnil the policy to her.Now quick,give me a stamp,will you.9 he said. The plane is going to take off in another minute. Bert put the?stamp on the envelope,dropped it in the mail box,and suddenly let out a cry.What happened,do?you suppose??He had mailed their plane tickets to his mother!What did Bert want to mail to his mother??
A.Anemptyenvelope
B.Sotnecoins
C.Thetickets
D.Theinsurancepolicy
单项选择题
Let me tell you a story about Bert and Mildred Bumbridge,who used to be very forgetful.For?example,Mildred would forget to cook dinner,or Bert would show up for work on Sunday thinking it?was Monday.One summer,they were to take a long plane trip.What do you suppose happened?Well,they got to the airport with only ten minutes to spare.In that situation,anyone would board the?plane right away.But not Mr.and Mrs.Bumbridge.They just had to buy some flight insurance first.After all,who knows what will happen on a plane flight??They quickly put some coins into a machine?and out came their insurance policy. Who would get the money if we crash,I wonder?? asked?Mildred. My mother,of course, her husband replied. We′ll mnil the policy to her.Now quick,give me a stamp,will you.9 he said. The plane is going to take off in another minute. Bert put the?stamp on the envelope,dropped it in the mail box,and suddenly let out a cry.What happened,do?you suppose??He had mailed their plane tickets to his mother!What did Bert and Mildred get after putting coins into the machine??
A.Astamp
B.Anenvelope
C.Twotickets
D.Someflightinsurance
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