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Prove that the variance of an equal-weight portfolio is Var(RP) (average variance of individual assets) +(1- (average covariance between assets) Prove that the variance of

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Prove that the variance of an equal-weight portfolio is Var(RP) (average variance of individual assets) +(1- (average covariance between assets) Prove that the variance of an equal-weight portfolio is Var(RP) (average variance of individual assets) +(1- (average covariance between assets)

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