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3#
发表于 2011-7-13 13:28
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BTON04 Wrote:
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> Appraisal data is "stale", that is volatility in
> asset prices are not truly known due to the
> infrequent measurement of real estate values,
> therefore correlations are biased downwards.
you stated the obvious, the question doesn't pertain to correlation as I have noted above but rather to the VARIANCE of the asset. |
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