Re: [EM] Weak Condorcet winners

2011-09-23 Thread James Gilmour
Warren Smith Sent: Friday, September 23, 2011 1:53 AM At the present time, Jon Huntsman gets only a tiny fraction of the USA-republican-presidential-nomination votes, according to polls. For this reason, certain media people have been saying it is a travesty Huntsman continues to run and

Re: [EM] Weak Condorcet winners

2011-09-23 Thread James Gilmour
Juho Sent: Friday, September 23, 2011 12:29 PM I think term weak CW should not be used as a general term without referring to in what sense that winner is weak. There are different elections and different needs. In some of them weak CW is a good choice, in some others not. 51: A 49: B

Re: [EM] Weak Condorcet winners

2011-09-23 Thread Juho Laatu
On 23.9.2011, at 16.31, James Gilmour wrote: Juho Sent: Friday, September 23, 2011 12:29 PM I think term weak CW should not be used as a general term without referring to in what sense that winner is weak. There are different elections and different needs. In some of them weak CW is a

[EM] Inherent republican bias in single-member seats

2011-09-23 Thread Jameson Quinn
Here's an interesting articlehttp://www.bostonreview.net/BR36.5/jonathan_rodden_jowei_chen_congressional_redistricting.php : http://www.bostonreview.net/BR36.5/jonathan_rodden_jowei_chen_congressional_redistricting.php They survey 11 states with a simulation which creates random political

Re: [EM] Title for the Declaration

2011-09-23 Thread Andy Jennings
On Mon, Sep 19, 2011 at 1:09 PM, Richard Fobes electionmeth...@votefair.org wrote: Declaration of Election-Method Reform Advocates -- Let's Move Democracy Beyond Plurality and First-Past-the-Post Voting I like this, or maybe (as you suggest): Declaration of Election-Method Reform Advocates

Re: [EM] Election-Methods Digest, Vol 87, Issue 54

2011-09-23 Thread James Gilmour
But you are completely missing the point of what I wrote. It is the political consequences of the second result that are important. In the real world of partisan politics, such a weak Condorcet winner (and their policies) would likely be torn to shreds by the party politicians and their party

Re: [EM] Election-Methods Digest, Vol 87, Issue 54

2011-09-23 Thread Kathy Dopp
James, My point is, that the two examples you gave IMO are very *strong* Condorcet winners in the sense that the vast majority of voters would prefer the Condorcet winner over one or the other of the other two candidates which are far less popularly approved. I think the IRV fanatics oppose

[EM] Is there any profile where IRV is worse than Plurality?

2011-09-23 Thread Andy Jennings
Since we're discussing IRV quite a bit lately, here's a question: - Is there any voter profile where IRV gives a worse result than plurality? I can't seem to think of one. So is it true that, mathematically, IRV dominates Plurality, that is IRV is always at least as good as plurality and

Re: [EM] Is there any profile where IRV is worse than Plurality?

2011-09-23 Thread Toby Pereira
Andy   Candidates can go up the rankings or down when a candidate is eliminated in IRV, and it's possible to do both in different rounds. A plurality winner could slip down and be eliminated in a case where they would have still gone up again and won had they not been eliminated. So:   30: ABCD

Re: [EM] Is there any profile where IRV is worse than Plurality?

2011-09-23 Thread Andy Jennings
Very good example. Thanks. On Fri, Sep 23, 2011 at 4:32 PM, Toby Pereira tdp2...@yahoo.co.uk wrote: Andy Candidates can go up the rankings or down when a candidate is eliminated in IRV, and it's possible to do both in different rounds. A plurality winner could slip down and be eliminated

Re: [EM] Weak Condorcet Winners

2011-09-23 Thread Kathy Dopp
Please accept my apologies for forgetting to fix the subject line from the digest #. I also want to agree with the person who suggested that Jon Huntsman is a weak Condorcet winner among Republican US presidential candidates, and mention that among the entire electorate, I believe Jon Huntsman

Re: [EM] Election-Methods Digest, Vol 87, Issue 54

2011-09-23 Thread Ralph Suter
To James Gilmour: 1. Despite your own certainty about how the real world of partisan politics functions, your opinion is entirely speculative with no basis in historical events, since no Condorcet elections have ever been held in any major public elections (or even any minor ones I am aware

Re: [EM] Weak Condorcet winners [was: FairVote are not thefriendliest]

2011-09-23 Thread Peter Zbornik
Dear James, thanks for your comments. Answers in the text below. On Fri, Sep 23, 2011 at 12:53 AM, James Gilmour jgilm...@globalnet.co.ukwrote: Peter Zbornik Sent: Thursday, September 22, 2011 9:04 PM Well I think the argument that two-rounds systems are silly and complex, can be