[Election-Methods] Is the Condorcet winner always the best?

Dave Ketchum davek at clarityconnect.com
Mon Dec 10 20:00:48 PST 2007


Since A & C are tied, you cannot do any better than B.

Get far enough away, and A or C will properly win.

I do not like '>>' for Condorcet.

On Mon, 10 Dec 2007 14:17:53 -0300 Diego Santos wrote:
> Suppose this scenario:
> 
> 46: A >> B > C
> 5: B >> A > C
> 5:  B >> C > A
> 44: C >> B > A
> 
> B beats A and C, but he is approved for only 10% of the voters.
> 
> A possible patch is to avoid rank-only ballots and ignore candidates 
> with less than 1/2 approval (or total score, if range ballots are used) 
> of the most approved candidate. This simple rule also solves DH3 pathology.
> ________________________________
> Diego Santos
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  Dave Ketchum   108 Halstead Ave, Owego, NY  13827-1708   607-687-5026
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