[EM] Re: MMPO, Majority, Condorcet failures (Raynaud versions)

2004-12-29 Thread Chris Benham
[EM] Re: MMPO, Majority, Condorcet failures (Raynaud versions) Chris Benham chrisbenham at bigpond.com Wed Dec 29 11:33:31 PST 2004 Previous message: [EM] 30 A, 30 A=B, 40 C>B>A example Next message: [EM] sprucing up Messages sorted by:

[EM] Oops! Raynaud versions example: correction

2004-12-29 Thread Chris Benham
Chris Benham wrote Wed.Dec.29: 49: A 24: B 27: C>B A>C 49-27 (m 22) C>B 27-24 (m 3) B>A 51-49 (m 2) The three versions each give a different winner. PO eliminates A and elects C, failing Plurality. GL eliminates B and elects C, failing Minimal Defense. Margins eliminates C and elects B

[EM] Re: non-determinism and PR.

2004-12-29 Thread Forest Simmons
On Tue, 28 Dec 2004, Forest Simmons wrote: Here are two analogous questions concerning a cycle in which A beats C beats B beats A: 3000 A 3000 A=B 4000 B>C (1) Suppose that A, B, and C represent parties, and that based on these ballots, we are supposed to allocate 100 seats in congress to the pa

[EM] non-determinism and PR.

2004-12-29 Thread Forest Simmons
From: Forest Simmons <[EMAIL PROTECTED]> To: election-methods-electorama.com@electorama.com Subject: non-determinism and PR. From: Bart Ingles <[EMAIL PROTECTED]> Subject: Re: [EM] non-deterministic methods ... Wouldn't a random cycle-breaker provide strong incentive for a sure loser in a cycle-fre

[EM] sprucing up

2004-12-29 Thread Forest Simmons
Date: Tue, 28 Dec 2004 13:40:07 -0800 From: Ted Stern <[EMAIL PROTECTED]> Subject: [EM] Re: Sprucing up MMPO and other methods ... I have a question about the first stage, eliminating covered candidates: On 21 Dec 2004 at 16:09 PST, Forest Simmons wrote: 1. Eliminate covered candidates until each

Re: [EM] 30 A, 30 A=B, 40 C>B>A example

2004-12-29 Thread Kevin Venzke
Forest, --- Forest Simmons <[EMAIL PROTECTED]> a écrit : > The example in the subject line is a good example with a "Futile Approval > Candidate" C in the mix. > A Futile Approval Candidate is one that would never win under approval > even if the approval cutoff were placed immediately under

[EM] Re: MMPO, Majority, Condorcet failures (Raynaud versions)

2004-12-29 Thread Chris Benham
Gervase, On Tues.Dec.21 you wrote: Monotonicity to me seems to be a very fundamental requirement for ranked election methods. If I had to choose between Clone Independence and Monotonicity, but not both, then I think I would go for Monotonicity. Why? I live in Australia, where IRV's fail