[EM] Condorcet Meeting: Narrowing the Field

Forest Simmons forest.simmons21 at gmail.com
Thu Aug 31 11:51:27 PDT 2023


Could the Implicit Approval winner ever be a Condorcet loser?

Highly unlikely, especially in the context of too many candidates, etc. But
if so, every other candidate would have a short beatpath to it ... so no
narrowing of the field would occur.

So it would be better to use the IRV winner or the MaxMax Pairwise Support
winner as the short beatpath target ... the winner of the simplest method
that satisfies the Condorcet Loser Criterion.

On Wed, Aug 30, 2023, 11:30 PM Forest Simmons <forest.simmons21 at gmail.com>
wrote:

> Voters strictly rank as many candidates as they care to.
>
> The implicit it approval of a candidate is the number of ballots on which
> it out ranks at least one other candidate.
>
> Let S be the set of candidates tied for most implicit approval.
>
> A candidate will advance to the final ballot if and only if it has a
> beatpath of two or fewer steps to some member of S.
>
> fws
>
>
>
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