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【多选题】
投资组合可以分散或弱化投资风险的原理是什么A.
完全正相关股票的组合，风险不能被弱化或分散
B.
完全负相关股票的组合，风险能被弱化或分散
C.
大部分投资组合都可以分散一部分风险，但不能完全消除
D.
投资组合可以分散企业特有风险，而不是市场的系统风
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】He told me that I ______be present at the meeting.
A.
should
B.
might
C.
could
D.
would
【单选题】I can ______ her sudden friendliness she wants me to look after her parrot while she is away.
A.
work out
B.
make out
C.
see through
D.
figure out
【简答题】What do we learn about the woman? A. She is a designer. B. She gets a high salary. C. She often works at night time. D. She has to look after her daughter during the day
【简答题】He told me that I＿＿＿be present at the meeting．
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