[EM] Criterion: 0-info mean consistency (0IMC)

[Jobst Heitzig]

Dear Forest,

you wrote:
> Suppose that ratings are between zero and 100.
>
> On each ballot normalize these ratings by shifting to the left by its
> mean rating and then dividing by the root mean square of those
> ratings.
>
> This ballot contributes its normalized ratings to the respective
> candidates. [By convention if the standard deviation is zero, then it
> contributes the same value zero to each candidate.]
>
> It has been claimed (and seems plausible) that this version of CR
> satisfies your 0IMC criterion.

So the criterion is already known and has been discussed? Could you give
me a hint what it had been named then? And is it already known that
margins Condorcet fulfills the criterion?

Yours, Jobst