betaprop5 | R Documentation |
En funktion til beregning af beta som det fremgaar i prop 5/6
betaprop5(sigma, mv, pf)
sigma |
covariansmatrix |
mv |
vaegte for markedsportefoljen |
pf |
vaegte for portef?ljen man er interesseret i at undersoege |
beta
sigma <- matrix(c(.25,.10,.10,.36),ncol=2) tangent <- c(0.2857143, 0.7142857) betaprop5(sigma, tangent, c(1,0))
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