Re: [EM] Election-Methods Digest, Vol 62, Issue 10

2009-08-31 Thread Kristofer Munsterhjelm
James Gilmour wrote: It is extremely important to refer to STV as the SINGLE Transferable Vote, because each voter must have only one vote to ensure PR. This distinguishes STV from all multiple vote systems, like Multi-Member-FPTP or the Cumulative Vote. It is also important to emphasise the

Re: [EM] Range Voting unbeatable?

2009-08-31 Thread Kristofer Munsterhjelm
Jameson Quinn wrote: 3) Create (by hand or using genetic programming) and test strategy heuristics, by which a given voter can use the polling (and knowledge of the underlying probabilistic models) to estimate the expected value of various strategic options, assuming all similar voters use

Re: [EM] Range Voting unbeatable?

2009-08-31 Thread Raph Frank
On Mon, Aug 31, 2009 at 7:07 AM, Kristofer Munsterhjelmkm-el...@broadpark.no wrote: Could your third point be done, for very small electorates, by use of minimax game tree algorithms like the one used in computer chess? The objective for each voter would be to get his own candidate to win (and

Re: [EM] Election-Methods Digest, Vol 62, Issue 10 - Explaining PR-STV

2009-08-31 Thread James Gilmour
I have changed the subject to make it clear and to link it again to the related posts - apologies for not doing that on my previous post. What you describe below is not a feature of the SNTV voting system but the careful strategic and tactical manipulation of the voting system to obtain a PR

Re: [EM] Range Voting unbeatable?

2009-08-31 Thread Warren Smith
What you could do is take a poll and have 10 random voters. You then work out optimal assuming that they are the electorate. --there is no such thing as optimal strategy in games with =3 players. Game theory breaks down. So, in general, this cannot be done. The only way to do it is to add to

Re: [EM] Range Voting unbeatable?

2009-08-31 Thread Raph Frank
On Mon, Aug 31, 2009 at 2:10 PM, Warren Smithwarren@gmail.com wrote: What you could do is take a poll and have 10 random voters.  You then work out optimal assuming that they are the electorate. --there is no such thing as optimal strategy in games with =3 players. Game theory breaks down.

Re: [EM] Range Voting unbeatable?

2009-08-31 Thread Jameson Quinn
2009/8/30 Warren Smith warren@gmail.com utterly false is a bit strong language --No: absolutely unbeatable is what is strong language. And it is false. And what really pisses me off, is you accusing me of being false, when it was you all along being false, and indeed I had publicized

Re: [EM] Range Voting unbeatable?

2009-08-31 Thread Jameson Quinn
2009/8/31 Warren Smith warren@gmail.com What you could do is take a poll and have 10 random voters. You then work out optimal assuming that they are the electorate. --there is no such thing as optimal strategy in games with =3 players. This is true. Game theory breaks down. I

Re: [EM] Range Voting unbeatable?

2009-08-31 Thread Juho
On Aug 31, 2009, at 4:10 PM, Warren Smith wrote: On 8/31/09, Raph Frank raph...@gmail.com wrote: What you could do is take a poll and have 10 random voters. You then work out optimal assuming that they are the electorate. --there is no such thing as optimal strategy in games with =3

Re: [EM] Range Voting unbeatable?

2009-08-31 Thread Juho
On Aug 31, 2009, at 7:15 PM, Jameson Quinn wrote: I want to be discussing practical questions here. I started off the parent of this thread with a provocative big-picture statement, trying to provoke debate about that larger point. I feel that getting caught up in whether Range has the

Re: [EM] Range Voting unbeatable?

2009-08-31 Thread Kristofer Munsterhjelm
Raph Frank wrote: On Mon, Aug 31, 2009 at 2:10 PM, Warren Smithwarren@gmail.com wrote: What you could do is take a poll and have 10 random voters. You then work out optimal assuming that they are the electorate. --there is no such thing as optimal strategy in games with =3 players. Game

[EM] IEVS source code

2009-08-31 Thread Warren Smith
IEVS is available (and has been for quite a while) as source code to all, here: http://rangevoting.org/IEVS/IEVS.c I warn you it may not be as wonderful and bug-free as you might like. However various versions of it have worked to do a lot of stuff, and if you (please!) improve it and debug it

Re: [EM] Range Voting unbeatable?

2009-08-31 Thread Kristofer Munsterhjelm
Raph Frank wrote: However, can minimax be applied in a single step game? Sure. Consider the dictator game: the first player proposes a share of an integer amount of money, and the second either agrees or disagrees. If the second agrees, he gets (total - share) and the first gets share,