[EM] Bucklin

Kevin Venzke stepjak at yahoo.fr
Thu Sep 22 08:14:40 PDT 2005


--- MIKE OSSIPOFF <nkklrp at hotmail.com> a écrit :
> In ERBucklin(whole), if you raise Favorite from 2nd place up to 1st place 
> where Compromise is, doesn't that mean that your vote filters down to your 
> old 3rd place candidate sooner? Maybe soon enough to let him get a majority 
> before Favorite or Compromise does? Maybe Favorite or Compromise otherwise 
> would have gotten the first majoritiy.
> So that makes it sound as if ERBucklin(whole) can fail FBC. I haven't 
> thoroughly checked that scenario out, and it could be incorrect.
> If, as that suggests, Bucklin doesn't meet FBC, then I retract my statement 
> that ERBucklin(whole) is better than SR for public elections.

It was my mistaken understanding that the candidates below Favorite would
get their votes sooner. This interpretation also leads to monotonicity failure.
The way to tally ERBucklin(whole) to satisfy FBC would see A=B>C and not
give C the vote until the third round.

Kevin Venzke


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