Re: Constitutional amendment: Condorcet/Clone Proof SSD votetallying
Manoj said:
> Oh, as a sponsor of the GR, I suppose I should clarify that I
> am not going to accept this amendment; I consider it a bad one. This
> makes our vote method fail the monoticity criteria
> (http://www.electionmethods.org/evaluation.htm). See Scenario 2 below.
>
>
> I'll present two (perhaps contrived, but failing to make
> quorum is not a very usual scenario in any case).
>
>
> Scenario A:
> Suppose the tech ctte has 10 members, and is trying to vote on
> the rainbow vote. The quorum is 4. (If you recall, the rainbow vote
> had 10 options).
>
> All 10 members vote -- and they all like like different
> colors, except that two people like red. Most are indifferent about
> the colors they did not chose, but they do not feel they should win
> -- and express their preferences by either only voting for the color
> of their choice.
>
> In my version, since no option got the needed 4 votes, there
> is no winner.
>
> In this amendment, red wins -- even though only 2 of the 10
> people voted for it (less than the quorum of 4). Red won, even though
> 8 out of 10 people did not want to see it as winner.
This is inaccurate. With this amendment, no options are excluded by
quorum. However, the default option actually *beats* red here. (2
people prefer red to the default, while 8 people prefer to the default to red.)
The default option in fact is the Condorcet winner and will win.
--Nathanael
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