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Annualized excess return is the difference between the annualized and cumulative return of the two series. Usually, one series are portfolio returns and the other is a benchmark returns.
pt.annexrtn(ar,br)
:a vector of a risk asset return
:a vector of benchmark return
# NOT RUN { artn <- runif(100, -1, 1) brtn <- runif(100, -1, 1) pt.annexrtn(artn, brtn) # }
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