[EM] Automated Approval methods (was Single Contest)
Kevin Venzke
stepjak at yahoo.fr
Mon Jul 25 15:07:49 PDT 2011
Hi Rob,
--- En date de : Lun 25.7.11, Rob LeGrand <honky1998 at yahoo.com> a écrit :
> > Yes, but if it were strategy-free somehow, I think it
> would be worth
> > it. Real life isn't monotone. I don't imagine that all
> the prettier Yee
> > diagrams would really look like that if voters were
> using information
> > and strategy!
>
> I may be missing something, but I don't see how you can
> have a
> nonmonotonic method that is strategy-free.
Well, there aren't technically any (serious) strategy-free methods. I'm
referring more to a method not having obvious strategic incentives, or
at least not having a lot of a single type of strategic incentive, so
that everybody knows that "in method X you should use Y strategy all
the time" etc.
> For any example of
> nonmonotonicity, you should be able to find a single voter
> that triggers
> it--say, if that focal voter votes A>B>X>C, then X
> wins, but if they vote
> A>X>B>C, then X loses. Whoever wins when X
> loses, manipulability pops up:
Yes, I don't disagree with that.
Kevin Venzke
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