Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-06-11 Thread Hamish Moffatt
On Tue, Jun 10, 2003 at 11:53:48AM -0400, Raul Miller wrote: This fails the Monotonicity Criterion (MC) On Wed, Jun 11, 2003 at 01:10:05AM +1000, Hamish Moffatt wrote: Doesn't this depend on (a) the order in which the votes are received, No. [I'm busy at the moment, but I'll try to

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-06-11 Thread Hamish Moffatt
On Tue, May 20, 2003 at 05:58:10PM -0500, Manoj Srivastava wrote: Oh, as a sponsor of the GR, I suppose I should clarify that I am not going to accept this amendment; I consider it a bad one. This Then shouldn't we be voting on it separately, according to A.1.3 of the constitution?

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-06-11 Thread Hamish Moffatt
On Tue, May 20, 2003 at 05:58:10PM -0500, Manoj Srivastava wrote: Oh, as a sponsor of the GR, I suppose I should clarify that I am not going to accept this amendment; I consider it a bad one. This makes our vote method fail the monoticity criteria

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-06-11 Thread Raul Miller
On Wed, Jun 11, 2003 at 10:42:37PM +1000, Hamish Moffatt wrote: Well, I'm still confused. Here is Manoj's example: Consider the case where the quorum is 45, and there have been 44 votes -- 23 for, 21 against. (Only one option on the ballot). I am opposed to the option.

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-06-11 Thread Raul Miller
On Tue, May 20, 2003 at 05:58:10PM -0500, Manoj Srivastava wrote: Oh, as a sponsor of the GR, I suppose I should clarify that I am not going to accept this amendment; I consider it a bad one. This On Thu, Jun 12, 2003 at 12:25:08AM +1000, Hamish Moffatt wrote: Then shouldn't we be

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-06-11 Thread Anthony DeRobertis
On Wednesday, Jun 11, 2003, at 10:25 US/Eastern, Hamish Moffatt wrote: Then shouldn't we be voting on it separately, according to A.1.3 of the constitution? Only if it gets enough seconds. -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of unsubscribe. Trouble? Contact [EMAIL

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-06-11 Thread Raul Miller
On Thu, Jun 12, 2003 at 12:48:13AM +1000, Hamish Moffatt wrote: With the relative order or rating of the other candidates unchanged, voting a candidate higher should never cause the candidate to lose, nor should voting a candidate

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-06-11 Thread Hamish Moffatt
On Tue, Jun 10, 2003 at 11:53:48AM -0400, Raul Miller wrote: This fails the Monotonicity Criterion (MC) On Wed, Jun 11, 2003 at 01:10:05AM +1000, Hamish Moffatt wrote: Doesn't this depend on (a) the order in which the votes are received, No. [I'm busy at the moment, but I'll try to

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-06-11 Thread Manoj Srivastava
On Wed, 11 Jun 2003 22:42:37 +1000, Hamish Moffatt [EMAIL PROTECTED] said: On Tue, Jun 10, 2003 at 11:53:48AM -0400, Raul Miller wrote: This fails the Monotonicity Criterion (MC) On Wed, Jun 11, 2003 at 01:10:05AM +1000, Hamish Moffatt wrote: Doesn't this depend on (a) the order in

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-06-11 Thread Hamish Moffatt
On Tue, May 20, 2003 at 05:58:10PM -0500, Manoj Srivastava wrote: Oh, as a sponsor of the GR, I suppose I should clarify that I am not going to accept this amendment; I consider it a bad one. This makes our vote method fail the monoticity criteria

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-06-11 Thread Raul Miller
On Wed, Jun 11, 2003 at 10:42:37PM +1000, Hamish Moffatt wrote: Well, I'm still confused. Here is Manoj's example: Consider the case where the quorum is 45, and there have been 44 votes -- 23 for, 21 against. (Only one option on the ballot). I am opposed to the option.

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-06-11 Thread Raul Miller
On Tue, May 20, 2003 at 05:58:10PM -0500, Manoj Srivastava wrote: Oh, as a sponsor of the GR, I suppose I should clarify that I am not going to accept this amendment; I consider it a bad one. This On Thu, Jun 12, 2003 at 12:25:08AM +1000, Hamish Moffatt wrote: Then shouldn't we be

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-06-11 Thread Anthony DeRobertis
On Wednesday, Jun 11, 2003, at 10:25 US/Eastern, Hamish Moffatt wrote: Then shouldn't we be voting on it separately, according to A.1.3 of the constitution? Only if it gets enough seconds.

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-06-11 Thread Raul Miller
On Thu, Jun 12, 2003 at 12:48:13AM +1000, Hamish Moffatt wrote: With the relative order or rating of the other candidates unchanged, voting a candidate higher should never cause the candidate to lose, nor should voting a candidate

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-06-11 Thread Manoj Srivastava
On Thu, 12 Jun 2003 00:48:13 +1000, Hamish Moffatt [EMAIL PROTECTED] said: I have serious concerns about this ballot. John Robinson's proposed amendment has been rejected by Manoj so according to the constitution it should be voted on. Further it seems to address some real problems in the

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-06-10 Thread Hamish Moffatt
On Tue, May 20, 2003 at 05:58:10PM -0500, Manoj Srivastava wrote: Scenario B: Consider the case where the quorum is 45, and there have been 44 votes -- 23 for, 21 against. (Only one option on the ballot). I am opposed to the option. At this point; under my version; I can

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-06-10 Thread Raul Miller
This fails the Monotonicity Criterion (MC) On Wed, Jun 11, 2003 at 01:10:05AM +1000, Hamish Moffatt wrote: Doesn't this depend on (a) the order in which the votes are received, No. [I'm busy at the moment, but I'll try to answer your other questions later, if no one else has by then.]

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-06-10 Thread Hamish Moffatt
On Tue, May 20, 2003 at 05:58:10PM -0500, Manoj Srivastava wrote: Scenario B: Consider the case where the quorum is 45, and there have been 44 votes -- 23 for, 21 against. (Only one option on the ballot). I am opposed to the option. At this point; under my version; I can

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-31 Thread Andrew Pimlott
On Wed, May 28, 2003 at 04:33:05PM +1000, Anthony Towns wrote: On Tue, May 27, 2003 at 10:33:31AM -0400, Andrew Pimlott wrote: Which makes D win, rather than A, B or C. Unfortunately, that doesn't mean this is not the best strategy. Sure it does: if their sincere preferences were A,B,C D

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-31 Thread Anthony Towns
On Fri, May 30, 2003 at 03:43:03PM -0400, Andrew Pimlott wrote: your favourite option up (from 0 to 0.5 in this example above), but they also increase the odds of the default option getting up (again, from 0 to 0.5). That's a gamble, not a strategy. Tell that to a gambler. Gamblers do it

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-31 Thread Anthony Towns
On Fri, May 30, 2003 at 03:43:03PM -0400, Andrew Pimlott wrote: your favourite option up (from 0 to 0.5 in this example above), but they also increase the odds of the default option getting up (again, from 0 to 0.5). That's a gamble, not a strategy. Tell that to a gambler. Gamblers do it

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-30 Thread Andrew Pimlott
On Wed, May 28, 2003 at 04:33:05PM +1000, Anthony Towns wrote: On Tue, May 27, 2003 at 10:33:31AM -0400, Andrew Pimlott wrote: Which makes D win, rather than A, B or C. Unfortunately, that doesn't mean this is not the best strategy. Sure it does: if their sincere preferences were A,B,C D

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-30 Thread Andrew Pimlott
On Wed, May 28, 2003 at 04:59:17PM +1000, Anthony Towns wrote: Now, the 6 BAD voters (teehee) I appreciate your ability to find humor. But the point is, that voting as a bloc might increase your chance of getting your favourite option up (from 0 to 0.5 in this example above), but they also

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-28 Thread Anthony Towns
On Tue, May 27, 2003 at 10:33:31AM -0400, Andrew Pimlott wrote: Which makes D win, rather than A, B or C. Unfortunately, that doesn't mean this is not the best strategy. Sure it does: if their sincere preferences were A,B,C D in all cases, (whatever their preferences amongst A, B and C) then

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-28 Thread Anthony Towns
On Tue, May 27, 2003 at 10:18:18AM -0400, Andrew Pimlott wrote: sincere strategy by BAD 9 ABD 9 ABD 6 BAD 6 BDA 3 DAB 3 DAB 2 DBA 2 DBA Condorcet+SSD A

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-28 Thread Anthony Towns
On Tue, May 27, 2003 at 10:33:31AM -0400, Andrew Pimlott wrote: Which makes D win, rather than A, B or C. Unfortunately, that doesn't mean this is not the best strategy. Sure it does: if their sincere preferences were A,B,C D in all cases, (whatever their preferences amongst A, B and C) then

Re: Splitting Aye/Nay from vote tallying (Was: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying)

2003-05-27 Thread Andrew Pimlott
On Mon, May 26, 2003 at 10:44:09PM -0700, John H. Robinson, IV wrote: the problem: our vote tallying method is doing double duty. solution: split it out. But as Anthony pointed out, the current proposal has nearly the exact same properties as if it were split out. (The only exception is that

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-27 Thread Raul Miller
A beats B 40:20 B beats C 40:20 A beats C 40:20 D beats A, B and C 40:20 Which makes D win, rather than A, B or C. On Tue, May 27, 2003 at 10:33:31AM -0400, Andrew Pimlott wrote: Unfortunately, that doesn't mean this is not the best strategy. It could be that the best strategy,

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-27 Thread Anthony Towns
On Mon, May 26, 2003 at 08:45:31PM -0400, Andrew Pimlott wrote: I _think_ the same basic strategy applies: Rank the non-default options sincerely, then insert the default option after your lesser of evils option. That doesn't work. Suppose there are three options, and everyone does this.

Splitting Aye/Nay from vote tallying (Was: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying)

2003-05-27 Thread John H. Robinson, IV
Anthony Towns wrote: On Mon, May 26, 2003 at 08:45:31PM -0400, Andrew Pimlott wrote: I _think_ the same basic strategy applies: Rank the non-default options sincerely, then insert the default option after your lesser of evils option. That doesn't work. Suppose there are three options,

Re: Splitting Aye/Nay from vote tallying (Was: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying)

2003-05-27 Thread Anthony Towns
On Mon, May 26, 2003 at 10:44:09PM -0700, John H. Robinson, IV wrote: so: the need to get seconds (normally, 5) is in no way, shape, or form a reflection of the vote tallying method. That's a non-sensical claim. The current system is exactly equivalent to having a ballot that consists of any

Re: Splitting Aye/Nay from vote tallying (Was: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying)

2003-05-27 Thread Andrew Pimlott
On Mon, May 26, 2003 at 10:44:09PM -0700, John H. Robinson, IV wrote: the problem: our vote tallying method is doing double duty. solution: split it out. But as Anthony pointed out, the current proposal has nearly the exact same properties as if it were split out. (The only exception is that

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-27 Thread Sam Hartman
Andrew == Andrew Pimlott [EMAIL PROTECTED] writes: Andrew ? As far as I can see, all you need is enough D voters Andrew that B voters can cause D beats A. But if B voters can cause D beats A, how is this not honest? If I'd rather see B win or no decision made I rang A below D,

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-27 Thread Manoj Srivastava
On Mon, 26 May 2003 13:42:03 +0200, Matthias Urlichs [EMAIL PROTECTED] said: Hi, Guido Trotter wrote: If we are sure that if 2*quorum people cast a vote there is no problem with the proposed system, why not add to the current proposal the fact that the votes cast, altogether, have to be at

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-26 Thread Anthony Towns
On Sun, May 25, 2003 at 02:18:53PM -0400, Raul Miller wrote: A:C=69:31 Default option: A. Quorum: 30. On Mon, May 26, 2003 at 03:18:44AM +1000, Anthony Towns wrote: C fails to reach its majority requirement and is dropped. Huh? 3. Any (non-default) option which does not

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-26 Thread Anthony Towns
On Sun, May 25, 2003 at 08:20:11PM +0200, Markus Schulze wrote: You wrote (25 May 2003): C fails to reach its majority requirement and is dropped. B and A are the only remaining options, and B defeats A. B wins. That's strange! The majority requirement makes the default option lose.

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-26 Thread Anthony Towns
On Mon, May 26, 2003 at 12:14:55AM -0400, Andrew Pimlott wrote: 1. Approval voting has obvious incentives to strategic voting. Yes, that's true. There are two responses to this: one is that the benefits are worth the risks; the other is that (hopefully) the incentives to vote honestly outweigh

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-26 Thread Matthias Urlichs
Hi, Andrew Pimlott wrote: 1. Approval voting has obvious incentives to strategic voting. The electionmethods people consider it clearly inferior to Condorcet voting, in part for this reason. Specifically, why don't you think this is a problem with the proposed method? With

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-26 Thread Matthias Urlichs
Hi, Markus Schulze wrote: In short: The winner according to Manoj's May 15 proposal can be cyclic even when the voters don't change their minds. Wrong. Reason: The default option is never keep the current status, it's further discussion. If we run a vote which results in action A, the vote

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-26 Thread Guido Trotter
On Fri, May 23, 2003 at 02:45:30PM +1000, Anthony Towns wrote: And, as I've already posted elsewhere, you'll note there's no problem at all here if number of votes received is twice the quorum, which, historically, it almost always is. I haven't had time to follow all the long discussion,

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-26 Thread Matthias Urlichs
Hi, Guido Trotter wrote: If we are sure that if 2*quorum people cast a vote there is no problem with the proposed system, why not add to the current proposal the fact that the votes cast, altogether, have to be at least 2*quorum? This will also ensure that, before taking a vote into

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-26 Thread Anthony Towns
On Mon, May 26, 2003 at 12:48:32PM +0200, Guido Trotter wrote: If we are sure that if 2*quorum people cast a vote there is no problem with the proposed system, why not add to the current proposal the fact that the votes cast, altogether, have to be at least 2*quorum? Because that would have

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-26 Thread Andrew Pimlott
On Mon, May 26, 2003 at 08:20:33AM +0200, Matthias Urlichs wrote: With Approval, there's no difference between strategic voting and expressing your preference. I don't know what you mean. The basic strategy for approval voting (as on electionmethods.org) is to vote for the lesser of evils

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-25 Thread Anthony Towns
On Sat, May 24, 2003 at 07:54:44PM -0400, Nathanael Nerode wrote: breaking Condorcet isn't a meaningful thing to say. Adding quorum and I think we all understand it to mean causing the system to violate the Condorcet criterion. That's fine, but that doesn't necessarily make the system broken.

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-25 Thread John H. Robinson, IV
Raul Miller wrote: What Anthony is trying to point out, and what you're pretending to ignore, is that what D wins means is no one wins, and the vote is thrown out. no, this is not the same. one is a legitimate, binding vote with a real bona fide winner. the other is a nullification. Since

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-25 Thread Anthony Towns
On Sat, May 24, 2003 at 10:25:38PM -0700, John H. Robinson, IV wrote: Raul Miller wrote: What Anthony is trying to point out, and what you're pretending to ignore, is that what D wins means is no one wins, and the vote is thrown out. no, this is not the same. one is a legitimate, binding

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-25 Thread Markus Schulze
Dear Nathanael, Raul Miller wrote (25 May 2003): Correct me if I'm wrong, but: what Manoj's May 15 proposal implements logically equivalent to your suggestion? I wrote (25 May 2003): As far as I have understood Manoj's May 15 proposal correctly, an option is dropped unless it _directly_

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-25 Thread Markus Schulze
Dear Raul, you wrote (25 May 2003): Quorum of 10, ballot A, default (D), votes: 31 A D 28 D A Here, A does not defeat D by 10, but still satisfies the quorum requirement. As far as I have understood Manoj's May 15 proposal correctly, A defeats D by 31 in your example. ** I wrote (25

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-25 Thread moth
On Sun, May 25, 2003 at 11:52:46AM +0200, Markus Schulze wrote: There is only one election. This seems to contradict what you said in your 5/24 message: Manoj's May 15 proposal would choose candidate E. In the next elections, when candidate E is the default option, Manoj's May 15

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-25 Thread Markus Schulze
Dear Raul, I wrote (25 May 2003): There is only one election. You wrote (25 May 2003): This seems to contradict what you said in your 5/24 message: Manoj's May 15 proposal would choose candidate E. In the next elections, when candidate E is the default option, Manoj's May 15

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-25 Thread Anthony Towns
On Sun, May 25, 2003 at 02:50:55PM +0200, Markus Schulze wrote: But --and this is what I have to criticize-- _if there was a second election_ then (simply because of the fact that in the first election the default option has been changed from candidate C to candidate E) Uh, no: if there were

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-25 Thread Markus Schulze
Dear Raul, here is a simpler example. 8 ABC 7 BCA 5 CAB A:B=13:07 A:C=08:12 B:C=15:05 Suppose, that the quorum is 10 and the default option is A. Then the winner according to Manoj's May 15 proposal is C. If there was a second election and the voters don't

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-25 Thread Raul Miller
On Sun, May 25, 2003 at 02:50:55PM +0200, Markus Schulze wrote: There is only one election. In this election, 38 voters prefer E to C, 42 voters prefer D to E and 24 voters prefer D to C. Manoj's May 15 proposal would choose candidate E. My proposal would choose candidate D. But --and this

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-25 Thread Raul Miller
On Sun, May 25, 2003 at 03:34:32PM +0200, Markus Schulze wrote: here is a simpler example. 8 ABC 7 BCA 5 CAB A:B=13:07 A:C=08:12 B:C=15:05 Suppose, that the quorum is 10 and the default option is A. Then the winner according to Manoj's May 15 proposal is

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-25 Thread Markus Schulze
Dear Raul, you wrote (25 May 2003): On the other hand, if you could show that the May 15 mechanism violates monotonicity, then I'd be opposed to it. Situation 1: 40 ACB 32 BAC 28 CBA A:B=40:60 A:C=72:28 B:C=32:68 Default option: A. Quorum: 30. B meets quorum.

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-25 Thread Anthony Towns
On Sun, May 25, 2003 at 06:21:13PM +0200, Markus Schulze wrote: 37 ACB 32 BAC 28 CBA 03 CAB A:B=40:60 A:C=69:31 B:C=32:68 Default option: A. Quorum: 30. B meets quorum. C meets quorum. C fails to reach its majority requirement and is dropped.

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-25 Thread Raul Miller
A:C=69:31 Default option: A. Quorum: 30. On Mon, May 26, 2003 at 03:18:44AM +1000, Anthony Towns wrote: C fails to reach its majority requirement and is dropped. Huh? -- Raul

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-25 Thread moth
you wrote (25 May 2003): On the other hand, if you could show that the May 15 mechanism violates monotonicity, then I'd be opposed to it. On Sun, May 25, 2003 at 06:21:13PM +0200, Markus Schulze wrote: Situation 1: Default option: A,Quorum: 30. 40 ACB,32 BAC,28 CBA

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-25 Thread Markus Schulze
Dear Anthony, I wrote (25 May 2003): 37 ACB 32 BAC 28 CBA 03 CAB A:B=40:60 A:C=69:31 B:C=32:68 Default option: A. Quorum: 30. B meets quorum. C meets quorum. Manoj's May 15 proposal would choose A. You wrote (25 May 2003): C fails to reach its

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-25 Thread Raul Miller
Anthony Towns wrote (25 May 2003): C fails to reach its majority requirement and is dropped. B and A are the only remaining options, and B defeats A. B wins. On Sun, May 25, 2003 at 08:20:11PM +0200, Markus Schulze wrote: That's strange! The majority requirement makes the default option

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-25 Thread Jochen Voss
On Fri, May 23, 2003 at 03:50:59PM -0400, Raul Miller wrote: On Fri, May 23, 2003 at 08:46:13PM +0200, Jochen Voss wrote: In my example local quorum causes the following problem: dropping an irrelevant option changes which relevant option wins the election. Global quorum does not have

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-25 Thread Raul Miller
The reason is that condorcet has this problem, even with no quorums whatsoever. Martin Schulze's post http://lists.debian.org/debian-vote/2003/debian-vote-200305/msg00119.html illustrates this principal. On Sun, May 25, 2003 at 11:39:06PM +0200, Jochen Voss wrote: Huh? Plain condorcet

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-24 Thread Anthony Towns
On Thu, May 22, 2003 at 12:43:44PM -0700, John H. Robinson, IV wrote: Condorcet: A wins Proposed: D wins Amended: no one wins, the vote is thrown out. You mean D wins. Cheers, aj -- Anthony Towns [EMAIL PROTECTED]

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-24 Thread Anthony Towns
On Fri, May 23, 2003 at 08:46:13PM +0200, Jochen Voss wrote: In my example local quorum causes the following problem: dropping an irrelevant option changes which relevant option wins the election. Global quorum does not have this problem. Uh, you've got that the wrong way round. If an option

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-24 Thread Anthony Towns
On Fri, May 23, 2003 at 06:36:27PM -0400, Sam Hartman wrote: John == John H Robinson, IV [EMAIL PROTECTED] writes: I.E. when options are fairly close, a minority finding a particular option unacceptable can change the outcome of the election. This doesn't come into play so much when options

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-24 Thread Anthony Towns
On Fri, May 23, 2003 at 08:27:51PM +0200, Markus Schulze wrote: Suppose that, for example, the default option is C and the quorum is 207. Then the winner is candidate D. For reference, we'd need over 19,000 developers to have a quorum of 207. Can we please keep the examples simple and

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-24 Thread John H. Robinson, IV
Anthony Towns wrote: On Thu, May 22, 2003 at 12:43:44PM -0700, John H. Robinson, IV wrote: Condorcet: A wins Proposed: D wins Amended: no one wins, the vote is thrown out. You mean D wins.

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-24 Thread John H. Robinson, IV
Raul Miller wrote: On Fri, May 23, 2003 at 04:40:49PM -0700, John H. Robinson, IV wrote: correct me if i am wrong, but, isn't quorum suppoed to _prevent_ minority rule? now you are saying that minority rule is good, and desired? What do you mean? i mean to point out a hypocrisy. on the

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-24 Thread Raul Miller
Anthony Towns wrote: Proposed: D wins Amended: no one wins, the vote is thrown out. On Sat, May 24, 2003 at 12:15:03AM -0700, John H. Robinson, IV wrote: You mean D wins. What Anthony is trying to point out, and what you're pretending to

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-24 Thread Nathanael Nerode
John Robinson said: another example: DPL election, two candidates, R=45 450x DAB 45x ADB Condorcet: D wins Proposed: A wins Amended: D wins You appear to be making the same mistake as Manoj did, which I noted in a message to debian-devel. Under the proposed system (Manoj's), B is

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-24 Thread Markus Schulze
Hallo, Situation 1: 04 ABCDEF 02 ABFDEC 04 AEBFCD 02 AEFBCD 02 BFACDE 02 CDBEFA 04 CDBFEA 12 DECABF 08 ECDBFA 10 FABCDE 06 FABDEC 04 FEDBCA A:B=40:20 A:C=30:30 A:D=30:30 A:E=30:30 A:F=24:36 B:C=34:26 B:D=30:30 B:E=30:30 B:F=38:22

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-24 Thread Raul Miller
On Sun, May 25, 2003 at 12:25:06AM +0200, Markus Schulze wrote: I suggest that one should at first calculate the ranking of the candidates according to the beat path method and then, of those candidates whose beat path to the default option meets the quorum, that candidate should be elected

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-24 Thread Nathanael Nerode
breaking Condorcet isn't a meaningful thing to say. Adding quorum and I think we all understand it to mean causing the system to violate the Condorcet criterion. supermajority obviously produce different outcomes to Cloneproof SSD -- if they didn't, there'd be no point adding them. They don't

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-24 Thread Markus Schulze
Dear Raul, you wrote (25 May 2003): Markus Schulze wrote (25 May 2003): I suggest that one should at first calculate the ranking of the candidates according to the beat path method and then, of those candidates whose beat path to the default option meets the quorum, that candidate should

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-24 Thread Raul Miller
Correct me if I'm wrong, but: what Manoj's May 15 proposal implements logically equivalent to your suggestion? On Sun, May 25, 2003 at 02:54:08AM +0200, Markus Schulze wrote: As far as I have understood Manoj's May 15 proposal correctly, an option is dropped unless it _directly_ defeats the

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-24 Thread Nathanael Nerode
Raul wrote: Correct me if I'm wrong, but: what Manoj's May 15 proposal implements logically equivalent to your suggestion? Markus Schulze wrote: As far as I have understood Manoj's May 15 proposal correctly, an option is dropped unless it _directly_ defeats the default option with the required

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread Anthony Towns
On Fri, May 23, 2003 at 12:54:50AM +0200, Jochen Voss wrote: I fully agree. But then the per-option quorum has this problem, too. And here it is harder to understand (see my example) and more relevant (can occur for votes with many voters) than in the case of global quorum. This problem is

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread Matthias Urlichs
Hi, Anthony Towns wrote: [ Analysis snipped ] If only nine developers find A acceptable, well, it deserves to lose. Thank you. I wrote two days ago that Nick Phillips wrote: If a winning option would be discarded due to quorum requirements, then I think the vote should probably be considered

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread Jochen Voss
Hello, On Thu, May 22, 2003 at 08:45:51PM -0400, Raul Miller wrote: I'm going to focus only on your claim that this page shows an example of the violation of monotonicity by Manoj's proposal. Monotonicity (http://electionmethods.org/evaluation.html#MC) requires With the relative order or

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread Jochen Voss
Hello, On Fri, May 23, 2003 at 02:45:30PM +1000, Anthony Towns wrote: Ugh, that's an overcomplicated example. Here's a simpler one: Did you read it carefully? Three options, A, B and D (the default option). Quorum is 10. Votes are: 9 ABD 4 BDA A defeauts B, 9:4; B defeats D,

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread Matthias Urlichs
Hi, Jochen Voss wrote: My example: The winner among the interesting options changes because an uninteresting option fails quorum. That is a property of any Condorcet conflict resolution system. You can't avoid it unless you throw the entire vote out and start over. The fact that few

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread Markus Schulze
Hallo, it is necessary to distinguish between the participation criterion and the monotonicity criterion. The participation criterion says that a set of additional voters who strictly prefer candidate A to candidate B must not change the winner from candidate A to candidate B. The Condorcet

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread Markus Schulze
Hallo, here is an extreme violation of the participation criterion. Situation 1: A:B=206:94 A:C=160:140 A:D=161:139 A:E=162:138 A:F=96:204 B:C=202:98 B:D=163:137 B:E=164:136 B:F=205:95 C:D=203:97 C:E=93:207 C:F=165:135 D:E=228:72 D:F=166:134

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread Steve Langasek
On Fri, May 23, 2003 at 08:49:04AM +0200, Jochen Voss wrote: Hello, On Thu, May 22, 2003 at 08:45:51PM -0400, Raul Miller wrote: I'm going to focus only on your claim that this page shows an example of the violation of monotonicity by Manoj's proposal. Monotonicity

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread Anthony Towns
On Fri, May 23, 2003 at 08:54:32AM +0200, Jochen Voss wrote: On Fri, May 23, 2003 at 02:45:30PM +1000, Anthony Towns wrote: Ugh, that's an overcomplicated example. Here's a simpler one: Did you read it carefully? No, I didn't, and since it's so complicated I wouldn't expect to understand it

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread John H. Robinson, IV
Anthony Towns wrote: Yes, that's why we're in favour of per-option quorums, which don't introduce flawed incentives for little reason other than matching tradition. instead, the per-option quorum will throw out the IDW in favour of a less-favoured option due to quorum requirements. R=15 10

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread Anthony DeRobertis
On Fri, 2003-05-23 at 00:45, Anthony Towns wrote: And, as I've already posted elsewhere, you'll note there's no problem at all here if number of votes received is twice the quorum, which, historically, it almost always is. Not almost. Always. Quorum was calculated wrong in the old elections.

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread moth
On Fri, May 23, 2003 at 09:26:49AM -0700, John H. Robinson, IV wrote: instead, the per-option quorum will throw out the IDW in favour of a less-favoured option due to quorum requirements. Exactly. For example: Ballot contains A, B and default option D. Quorum is 10.

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread John H. Robinson, IV
Manoj Srivastava wrote: Right. Leads to a lot of soul searching -- I no longer know whether I am helping or hurting my candidate by expressing my true preference. I should not be put in this position. worst case scenario: everyone feels the way you do. no one votes. two

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread Markus Schulze
Hallo, John wrote (23 May 2003): instead, the per-option quorum will throw out the IDW in favour of a less-favoured option due to quorum requirements. R=15 10 ABD 5 BDA I suggest that one should at first calculate the ranking of the candidates according to the beat path method and then,

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread Jochen Voss
Hello, On Sat, May 24, 2003 at 12:23:17AM +1000, Anthony Towns wrote: On Fri, May 23, 2003 at 08:54:32AM +0200, Jochen Voss wrote: Did you read it carefully? No, I didn't, and since it's so complicated I wouldn't expect to understand it properly even if I had. I hate complicated examples.

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread Raul Miller
I should not be put in this position. On Fri, May 23, 2003 at 10:49:08AM -0700, John H. Robinson, IV wrote: worst case scenario: everyone feels the way you do. no one votes. two week discussion period resumes, or the amendment is withdrawn. False. With your proposal, the worst case

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread Raul Miller
On Fri, May 23, 2003 at 08:46:13PM +0200, Jochen Voss wrote: In my example local quorum causes the following problem: dropping an irrelevant option changes which relevant option wins the election. Global quorum does not have this problem. The way you've apparently defined your terms: Yes,

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread Jochen Voss
Hello Manoj, On Wed, May 21, 2003 at 10:31:14AM -0500, Manoj Srivastava wrote: On Tue, 20 May 2003 22:43:59 +0200, Matthias Urlichs [EMAIL PROTECTED] said: John H. Robinson, IV wrote: - 2. If the ballot has a quorum requirement R any options other - than the default option which do not

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread Jochen Voss
On Fri, May 23, 2003 at 09:29:36AM +0200, Matthias Urlichs wrote: Hi, Jochen Voss wrote: My example: The winner among the interesting options changes because an uninteresting option fails quorum. That is a property of any Condorcet conflict resolution system. You can't avoid it

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread John H. Robinson, IV
Raul Miller wrote: I should not be put in this position. On Fri, May 23, 2003 at 10:49:08AM -0700, John H. Robinson, IV wrote: worst case scenario: everyone feels the way you do. no one votes. two week discussion period resumes, or the amendment is withdrawn. False. i was limiting

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread Sam Hartman
John == John H Robinson, IV [EMAIL PROTECTED] writes: John we have two examples of where per-option quorum is flawed: John Example 1: John 2 options + default, R=15. 15 voters. 10 vote ABD, 5 vote John BDA John result: Condorcet would select option A Proposed would

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread John H. Robinson, IV
Sam Hartman wrote: Aj has made what seems to me to be a compelling argument that 1) local quorum is not flawed in this case 2) The Debian community wants B to win votes of this form. What we are saying is that we are giving minorities the power in certain limited cases to overrule the

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread Steve Langasek
On Fri, May 23, 2003 at 04:40:49PM -0700, John H. Robinson, IV wrote: Sam Hartman wrote: Aj has made what seems to me to be a compelling argument that 1) local quorum is not flawed in this case 2) The Debian community wants B to win votes of this form. What we are saying is

Re: Constitutional amendment: Condorcet/Clone Proof SSD vote tallying

2003-05-23 Thread Raul Miller
On Fri, May 23, 2003 at 04:40:49PM -0700, John H. Robinson, IV wrote: correct me if i am wrong, but, isn't quorum suppoed to _prevent_ minority rule? now you are saying that minority rule is good, and desired? What do you mean? There are forms of minority rule which quorum prevents, and there

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