Re: [EM] Burlington dumps IRV; Immunity from Majority Complaints (IMC) criterion

2013-07-06 Thread Markus Schulze
Dear Steve Eppley, the following criterion has been discussed several times in the Election Methods mailing list: Suppose a majority of the voters prefers candidate A to candidate B. Then candidate B must not be elected, unless there is a sequence of candidates from candidate B to

Re: [EM] Burlington dumps IRV; Immunity from Majority Complaints (IMC) criterion

2013-07-06 Thread Abd ul-Rahman Lomax
At 08:13 AM 7/5/2013, Jameson Quinn wrote: IMC seems to me to be too narrow to be a general criterion, if only one custom-built voting system passes it. WIMC is an interesting refinement of Condorcet and Smith. But neither belongs on Wikipedia without a reliable citation. 2013/7/5

Re: [EM] Burlington dumps IRV; Immunity from Majority Complaints (IMC) criterion

2013-07-05 Thread Jameson Quinn
IMC seems to me to be too narrow to be a general criterion, if only one custom-built voting system passes it. WIMC is an interesting refinement of Condorcet and Smith. But neither belongs on Wikipedia without a reliable citation. Jameson 2013/7/5 sepp...@alumni.caltech.edu FairVote wrote

Re: [EM] Burlington dumps IRV; Immunity from Majority Complaints (IMC) criterion

2013-07-05 Thread Kristofer Munsterhjelm
On 07/05/2013 02:47 PM, sepp...@alumni.caltech.edu wrote: Only one voting method satisfies IMC: Maximize Affirmed Majorities (MAM). Can other methods satisfy IMC too, or does IMC imply MAM? Election-Methods mailing list - see http://electorama.com/em for list info

Re: [EM] Burlington dumps IRV; Immunity from Majority Complaints (IMC) criterion

2013-07-05 Thread seppley
Kristofer Munsterhjelm wrote: On 07/05/2013 02:47 PM, sepp...@alumni.caltech.edu wrote: Only one voting method satisfies IMC: Maximize Affirmed Majorities (MAM). Can other methods satisfy IMC too, or does IMC imply MAM? Only MAM and some methods so extremely similar to MAM that they select