tedster - 3:56 pm on Apr 28, 2006 (gmt 0) That is the actual published PR equation, so it isn't just a proposed equation.
There must be at least one other component to the sandbox effect, because we see it on some keyword searches and not others -- and PR is not related to content.
Howard Wright: Without any explanation of what the various symbols are
in the proposed PR equation (T1, Tn, d, C), it's hard to absorb this idea.
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That is the actual published PR equation, so it isn't just a proposed equation.