Re: [EM] Who First Proposed Winning Votes?

2005-03-21 Thread Markus Schulze
Dear participants, I wrote to Mike Ossipoff (19 March 2005): I can only comment on how you motivated wv at the EM mailing list. Here, you used GMC from the very beginning. And GMC was one of your main arguments for using wv. Mike Ossipoff wrote to me (20 March 2005): I introduced and

Re: [EM] Markus, 21 March, '05, 0603 GMT

2005-03-21 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.

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

2005-03-21 Thread James Green-Armytage
Hi Chris, Some replies follow... 46 abc 44 bca (sincere is bac) 05 cab 05 cba So the obvious question I ask you is this: Why then do you reccomend methods that elect B? Do I? First of all, my recommendation of winning votes methods is tenuous. Second, I suggest that this would

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

2005-03-21 Thread Chris Benham
James G-A, Referring to this example, 46 abc 44 bca (sincere is bac) 05 cab 05 cba I asked you why you reccomend methods that elect b, and you replied (Mon.Mar.21): Do I? 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

[EM] Re: ruminations on ordinal and cardinal information

2005-03-21 Thread Araucaria Araucana
On 20 Mar 2005 at 01:38 PST, Jobst Heitzig wrote: Dear Russ! I completely agree with what you wrote! Just like you, I think that [Russ Paielli wrote earlier:] an ideal election method must integrate both ordinal and cardinal information, and the cardinal information should be simple

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

2005-03-21 Thread Jobst Heitzig
Dear Chris and James! James answered to Chris: 46 abc 44 bca (sincere is bac) 05 cab 05 cba So the obvious question I ask you is this: Why then do you reccomend methods that elect B? Do I? First of all, my recommendation of winning votes methods is tenuous. Second, I suggest that

[EM] Re: ruminations on ordinal and cardinal information

2005-03-21 Thread Jobst Heitzig
Dear Ted! You wrote: First point: High Approval score indicates broad consent that the candidate is minimally acceptable. But it doesn't indicate highest preference. Agreed. The main effect of Approval in DMC is to use it to discount the pairwise defeats of candidates with less widespread

[EM] Re: ruminations on ordinal and cardinal information

2005-03-21 Thread Araucaria Araucana
On 21 Mar 2005 at 12:52 PST, Jobst Heitzig wrote: Second point: In the USA, at least, it may be more desirable for the pairwise winner to have lower approval. This seems paradoxical, but it tends to keep the winner from making overly radical changes. Sorry, but I think some radical changes

[EM] Ted's DMC proposal

2005-03-21 Thread Forest Simmons
Ted, it looks like most list members prefer ordinal ballots with approval cutoffs to graded ballots. Perhaps those of us who like graded ballots are not vocal enough. I like graded ballots, and I think that (for public proposal) the standard A,B,C,D,F scale is sufficient, with C as the default

[EM] Re: Ted's DMC proposal

2005-03-21 Thread Monkey Puzzle
On Mon, 21 Mar 2005 15:30:39 -0800 (PST), Forest Simmons wrote: Ted, it looks like most list members prefer ordinal ballots with approval cutoffs to graded ballots. Perhaps those of us who like graded ballots are not vocal enough. Hmm, did I miss something? Or is it just a majority of those

RE: [EM] Re: Ted's DMC proposal

2005-03-21 Thread Paul Kislanko
At the risk of both complicating the discussion and (again) showing some ignorance, I think the analogies are not quite precise and possibly not as intuitive as it may seem. Everybody understands the concept of grades, but in the classroom situation all alternatives are in the same category and

RE: [EM] Re: Ted's DMC proposal

2005-03-21 Thread Forest Simmons
On Mon, 21 Mar 2005, Paul Kislanko wrote: At the risk of both complicating the discussion and (again) showing some ignorance, I think the analogies are not quite precise and possibly not as intuitive as it may seem. Everybody understands the concept of grades, but in the classroom situation all

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

2005-03-21 Thread Forest Simmons
On Sat, 19 Mar 2005, Jobst Heitzig wrote: ... However, one could make a minor modification which would only seldom be used: Determine P, and as long as all of P is beaten by a candidate outside P, add the most approved such candidate to P. I will try to prove its monotonicity... That would be nice

Re: [EM] ruminations on ordinal and cardinal information

2005-03-21 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

Re: [EM] ruminations on ordinal and cardinal information

2005-03-21 Thread Forest Simmons
Sorry! I hit the wrong key on that previous message. Please don't include it in the message digest! Election-methods mailing list - see http://electorama.com/em for list info

Re: [EM] ruminations on ordinal and cardinal information

2005-03-21 Thread Russ Paielli
Russ wrote: Your method is interesting, and it may have good properties. However, I don't like the idea of dropping defeats. I think dropping candidates based on approval scores is much easier to explain to the public and is perfectly legitimate. But at this point that's just my opinion. James

[EM] 4-candidate CDTT LNHarm failures

2005-03-21 Thread Kevin Venzke
Hello, I've done some work investigating the particular circumstances under which CDTT methods (i.e., methods which elect the CDTT set member who comes first in a ranking generated by a method satisfying LNHarm, such as FPP, MMPO, or Random Ballot) fail LNHarm when there are four candidates.

Re: [EM] Truncation incentive with LNHarm (was Burying and defection)

2005-03-21 Thread Kevin Venzke
Hello, I wanted an opportunity to mention this, and Chris brings it up: --- Chris Benham [EMAIL PROTECTED] a écrit : 46 abc 44 bca (sincere is bac) 05 cab 05 cba I agree that in a public political election with reasonably well-informed voters and truncation allowed, this is an

[EM] Markus, 22 March, '05, 0400 GMT

2005-03-21 Thread MIKE OSSIPOFF
Markus-- You said: Well, 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 our purposes, we assume that voters rank all the

[EM] Chris, DD

2005-03-21 Thread MIKE OSSIPOFF
Chris-- I'd said: Remember that it's been shown that every nonrandom method gives some kind of incentive for strategic voting. You reply: CB: Yes, but not in the zero-info. case. I don't think that DD(WV)'s 0-info. incentives combined with its vulnerability to Burying and defection is the best

[EM] publicly acceptability of election methods

2005-03-21 Thread Russ Paielli
Folks, You may recall that I posted a message a couple of weeks ago regarding the public acceptability of election methods. I would like to return to that topic. As I wrote then, I don't believe that complicated methods will ever be considered acceptable for major public elections, at least

[EM] Chris, criteria

2005-03-21 Thread MIKE OSSIPOFF
Chris-- You wrote: I've cast not vulnerable to Burying into a formal criterion/property: Burial Resistance: If candidate x wins, and afterwards some ballots that rank any y above x and any z are changed so that z's ranking relative to x is raised while keeping y ranked above both; then if there

Re: [EM] publicly acceptability of election methods

2005-03-21 Thread Kevin Venzke
Russ, Ok, let me consider CDTT methods in this context. --- Russ Paielli [EMAIL PROTECTED] 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

[EM] Does VFA (Vote For and Against) meet SDSC?

2005-03-21 Thread Kevin Venzke
Hello, VFA is a simple method where the voter votes for one candidate and against one candidate. The candidate with the most for votes wins, unless that candidate has more than half of the against votes, in which case the candidate with the second-most for votes wins. At least in the

Re: [EM] publicly acceptability of election methods

2005-03-21 Thread Russ Paielli
Kevin, First, did I really write publicly acceptability in the title? I always seem to manage to goof up something. Kevin Venzke stepjak-at-yahoo.fr |EMlist| wrote: Russ, Ok, let me consider CDTT methods in this context. --- Russ Paielli [EMAIL PROTECTED] wrote: What is too complicated? Nobody

Re: [EM] publicly acceptability of election methods

2005-03-21 Thread Kevin Venzke
Russ, --- Russ Paielli [EMAIL PROTECTED] wrote: Kevin, First, did I really write publicly acceptability in the title? Yes. I just copied your mistake. Suppose there are no majority-strength cycles. Those are supposed to be rare, right? So say there are none. Then CDTT,FPP can be