第二十章Generally, risk is defined as uncertainty about returns derived from investing in a financial asset.( )
答案:对
To be specific about the definition of risk, we use statistical measures( )
答案:对
A wider range of possible realized returns means that a stock is not riskier.( )The risk of a single investment (such as a stock) is defined as ,( ) .For a given standard deviation, investors prefer higher expected returns, while, for a given expected return, investors prefer lower standard deviation.( )
答案:对
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