[EM] Simpson-Kramer Method

2005-03-22 Thread Markus Schulze
Dear Mike, you wrote (20 March 2005): In the _Journal of Economic Perspective_, for Winter '85, Simson-Kramer is defined as electing the candidate whose greatest votes for him in a pairwise comparison is greater than any other candidate's greatest votes for him in a pairwise comparison.

Re: [EM] Re: Burying and defection with the defeat-droppers.

2005-03-22 Thread James Green-Armytage
As far as I can tell from your website, with some beating about the bush, yes. If pressed as to which you think is the best plain ranked-ballot method for public political elections, I gather you reccomend using Winning Votes with either Beat Path, Ranked Pairs or River. Yeah, so far

Re: [EM] ruminations on ordinal and cardinal information

2005-03-22 Thread James Green-Armytage
James G-A replying to Russ My first comment is that this proposal is significantly more complicated than my (or Kevin's) Ranked Approval Voting (RAV) proposal, which simply drops the least approved candidate until a CW is found. Yes, I suppose the tally is harder to explain, although

Re: [EM] publicly acceptability of election methods

2005-03-22 Thread Eric Gorr
Russ Paielli wrote: What is too complicated? Nobody knows the exact answer to that question, of course, but let me tell you what I think. I think you can forget about any method that cannot be explained in two or three sentences understandable by persons of average intelligence. Maybe that can

Re: [EM] winning ratings differentials versus marginal ratings differentials

2005-03-22 Thread Jobst Heitzig
Dear James! I tried your example with Random Ballot from Forest's P: 3 candidates: Kerry, Dean, and Bush. 100 voters. Sincere preferences 19: KDB 5: KDB 4: KBD 18: DKB 5: DKB 1: DBK 25: BKD 23: BDK Kerry is a Condorcet winner. Altered preferences 19: KDB 5: KDB

[EM] Re: ruminations on ordinal and cardinal information

2005-03-22 Thread Araucaria Araucana
On 21 Mar 2005 at 18:46 PST, Russ Paielli wrote: My first comment is that this proposal is significantly more complicated than my (or Kevin's) Ranked Approval Voting (RAV) proposal, which simply drops the least approved candidate until a CW is found. Russ, could you please clarify this? I

[EM] Re: a name for random ballot from P

2005-03-22 Thread Monkey Puzzle
Jobst, could you please clarify below? On Mon, 21 Mar 2005 16:56:06 -0800 (PST), Forest Simmons wrote: On Sat, 19 Mar 2005, Jobst Heitzig wrote: By the way, here's a simple procedural version of the method, to be used in meetings: First, options may be suggested, and for every option

[EM] Washington State IRV initiative text

2005-03-22 Thread Araucaria Araucana
Here is the text for the Washington State IRV initiative that failed to get onto last November's ballot. Note that the text is somewhat long and complicated, since it has to include IRV implementation details. I suspect that is why they didn't get enough signatures -- voters here tend to

[EM] Some hard example for Approval Voting

2005-03-22 Thread Jobst Heitzig
Hello Forest! Yesterday I wondered whether under Approval Voting there would always be some equilibrium of the following kind: All voters specify sincere approvals in the sense that when they prefer X to Y they do not approve of Y without approving of X; and no group of voters can improve

[EM] ruminations on ordinal and cardinal information

2005-03-22 Thread Forest Simmons
On Sun, 20 Mar 2005, Jobst Heitzig wrote: Dear Russ! I completely agree with what you wrote! Just like you, I think that an ideal election method must integrate both ordinal and cardinal information, and the cardinal information should be simple approval (yes/no for each candidate). I would even

[EM] Re: a name for random ballot from P

2005-03-22 Thread Forest Simmons
On Tue, 22 Mar 2005, Monkey Puzzle wrote: Jobst, could you please clarify below? On Mon, 21 Mar 2005 16:56:06 -0800 (PST), Forest Simmons wrote: On Sat, 19 Mar 2005, Jobst Heitzig wrote: By the way, here's a simple procedural version of the method, to be used in meetings: First, options may

[EM] Re: Some hard example for Approval Voting

2005-03-22 Thread Rob LeGrand
Jobst wrote: Yesterday I wondered whether under Approval Voting there would always be some equilibrium of the following kind: All voters specify sincere approvals in the sense that when they prefer X to Y they do not approve of Y without approving of X; and no group of voters can improve

[EM] Dyadic Weighted Pairwise ( was S/WPO )

2005-03-22 Thread Forest Simmons
On Tue, 22 Mar 2005, James Green-Armytage wrote: James G-A replying to Forest, on the subject of cardinal-weighted pairwise (CWP)... I've delayed bringing this up because I didn't want to dampen your spirits; I think that Cardinal Pairwise suffers from a bunching up near the extremes problem

[EM] Approval's bad-example

2005-03-22 Thread MIKE OSSIPOFF
Jobst-- You wrote: Yesterday I wondered whether under Approval Voting there would always be some equilibrium of the following kind: All voters specify sincere approvals in the sense that when they prefer X to Y they do not approve of Y without approving of X; and no group of voters can improve

[EM] Better short definition of voting X over Y. Long definition is official, though.

2005-03-22 Thread MIKE OSSIPOFF
First I want to emphasize that I adoped Richard's shorter definition believing that it would give the same answer as my definition, at least with all proposable methods, or maybe with all methods. So, when there's a case where the 2 definitions give different answers, it's obvious that my own

Re: [EM] publicly acceptability of election methods

2005-03-22 Thread Russ Paielli
Eric Gorr eric-at-ericgorr.net |EMlist| wrote: Russ Paielli wrote: What is too complicated? Nobody knows the exact answer to that question, of course, but let me tell you what I think. I think you can forget about any method that cannot be explained in two or three sentences understandable by

[EM] Simpson-Kramer

2005-03-22 Thread MIKE OSSIPOFF
Here's Levin's Nalebuff's definition of Simpson-Kramer, as quoted by Markus: in that paper (Jonathan Levin, Barry Nalebuff, An Introduction to Vote-Counting Schemes, Journal of Economic Perspectives, vol. 9, no. 1, pp. 3--26, Winter 1995) the Simpson-Kramer method is described as follows: For

[EM] Chris, DD, 23 March, '05, 0600 GMT

2005-03-22 Thread MIKE OSSIPOFF
Chris-- Forgive me if I didn't know that DD meant defeat-dropper due to the fact that you'd used the term defeat-dropper. And forgive me if I missed your precise and complete defintiion of your Defeat-Dropper method. Would you precisely and completely define your Defeat-Dropper method now? You

[EM] Chris, DD, 23 March

2005-03-22 Thread MIKE OSSIPOFF
Chris-- Forgive me if I didn't know that DD meant defeat-dropper due to the fact that you'd used the term defeat-dropper. And forgive me if I missed your precise and complete defintiion of your Defeat-Dropper method. Would you precisely and completely define your Defeat-Dropper method now? You

[EM] Re: Approval Questions

2005-03-22 Thread Jobst Heitzig
Dear Forest! You answered to me: The point is that when all ways to fill in the ballot are admissible strategies, there is never as group strategy equilibrium unless a sincere CW exists. My question here was: Is there such an equilibrium with Approval Voting when only ballots with sincere

[EM] Re: majority rule, mutinous pirates, and voter strategy

2005-03-22 Thread Juho Laatu
Hello James, Some further comments on the two tracks (= two scenarios on what mutiny may mean in elections). Sorry that the mail is long (maybe too long and difficult to read for those who have not followed the discussion). Best Regards, Juho On Mar 19, 2005, at 04:38, James Green-Armytage

[EM] Sincere methods

2005-03-22 Thread Juho Laatu
Hello All, In an earlier mail I brought up the question what would be the best Condorcet completion method in the case that we would have the luxury of sincere votes. I would appreciate your comments on this. Possible answers could be e.g. - one method that is best for all or most single winner

[EM] CWO may be worth fighting for

2005-03-22 Thread James Green-Armytage
Dear election-methods fans, Here is one possible progression for single winner elections (to decide on representatives): 1. plurality and runoffs 2. IRV 3. CWO-IRV 4. ranked pairs(wv), with CWO 5. cardinal pairwise (with CWO?) (Note: When I say IRV in general, this includes