Alexander Tabarrok wrote:
>         Robin then concludes "But we observe similar levels of confidence
>moving both directions away from the consensus."
>      The latter observation, however, is not what correlation predicts.
>Correlation predicts that more people should be on one extreme than the
>other - it says nothing about the firmness of those on either extreme.

To be clear, the paper observes a correlation between flexibility
and extremity of position, with flexibility declining roughly the same
on both sides as one moves away from the median position.  These are
US legislators and positions are ADA scores.

Asst. Prof. Economics, George Mason University
MSN 1D3, Carow Hall, Fairfax VA 22030
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