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ahh exactly what I was looking for. Thx Lobster

LobsterBoy Wrote:
-------------------------------------------------------
> thems Wrote:
> --------------------------------------------------
> -----
> > active risk of individual securities makes no
> > sense...this is total portfolio
>
> It does make sense if your talking about the risk
> of your satellite active managers in a
> core-satellite approach. See reading 32.
>
> active risk = sqrt( (w1^2 * std dev1 ^ 2) + (w2^2
> * std dev2 ^ 2) + ...)
> where
> w1 = weight of active manager 1
> std dev1 = std dev of active manager 1
> and so on

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