[EM] methods based on cycle proof conditions

[Chris Benham]

 Forest Simmons wrote (1 June 2010):
<snip>

I.  BDR or "Bucklin Done Right:"
>
>Use 4 levels, say, zero through three.  First eliminate all candidates defeated
>pairwise with a defeat ratio of 3 to 1.  Then collapse the top two levels, and
>eliminate all candidates that suffer a defeat ratio of 2 to 1.  If any
>candidates are left, among these elect the one with the greatest number of
>positive ratings.
>
<snip>

This seems to be even more Approvalish than normal Bucklin.

65: A3, B2
35: B3, A0

(I assume that zero indicates least preferred)

Forest's "BDR" method elects A, failing Majority Favourite. 


Chris Benham