Sharpe Ratio
Definition
Sharpe Ratioã¯ãæè³ã®ç·ãªã¹ã¯1åäœãããã®è¶ éãªã¿ãŒã³ã枬å®ãããªã¹ã¯èª¿æŽæžã¿ææšã§ããSharpe Ratioãé«ãã»ã©ãªã¹ã¯èª¿æŽåŸã®ããã©ãŒãã³ã¹ãåªããŠãããäžè¬ã«1ãè¶ ããå€ãè¯å¥œãšãããŸãã
Formula
Where:
- = Portfolio return
- = Risk-free rate
- = Standard deviation of portfolio returns
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