Re: [Election-Methods] Why monotonicity?

2008-01-15 Thread Juho Laatu
On Jan 15, 2008, at 18:22 , Steve Eppley wrote: > Daniel Radetsky wrote: >> Whatever >> you think of range voting, it is a voting system and GST, AT, >> etc., do not >> apply to it. > > (Arrow's theorem can be written to apply to Range Voting and Approval > and all methods. From the perspectiv

Re: [Election-Methods] Which monotonicity?

2008-01-15 Thread Chris Benham
Stéphane Rouillon wrote: I am fed up a bit with that discussion about non-monotonicity because it depends how monotonicity is defined. IRV is monotonic when you consider adding or retrieving ballots with you preffered candidate as first choice. IRV is non-monotonic when you consider higheri

[Election-Methods] Which monotonicity?

2008-01-15 Thread Stéphane Rouillon
I am fed up a bit with that discussion about non-monotonicity because it depends how monotonicity is defined. IRV is monotonic when you consider adding or retrieving ballots with you preffered candidate as first choice. IRV is non-monotonic when you consider highering or lowering the positions

[Election-Methods] RE : Fwd: Re: RE : Taiwan legislative elections and referendum

2008-01-15 Thread Kevin Venzke
Chris, --- Chris Benham <[EMAIL PROTECTED]> a écrit : > >>I am very angry when I think about how referendums are conducted in > >>Taiwan. > >> > >>a- stupid 50% rule. > >>--- > >> > >>For the result of a referendum to be valid, at least 50% of the > >>*registered voters* must pa

Re: [Election-Methods] Why monotonicity?

2008-01-15 Thread Jonathan Lundell
On Jan 15, 2008, at 8:22 AM, Steve Eppley wrote: > The strategy of raising a candidate in order to defeat it may > legitimately be counted as one more strategy in the voter's toolbox of > strategies, but I think the (narrow) question here is whether the > number > of manipulable scenarios is gre

Re: [Election-Methods] RE : Taiwan legislative elections and referendum

2008-01-15 Thread Stéphane Rouillon
In Quebec, referendums about municipal defusions were held. To win, defusionist camp had to collect results with both: - at least 35% of participation; - 50%+1 of support among the expressed votes. The 35% seemed a good compromise showing people had interest and knowing some persons just don't car

Re: [Election-Methods] RE : Taiwan legislative elections and referendum

2008-01-15 Thread Jonathan Lundell
On Jan 15, 2008, at 7:40 AM, Kevin Venzke wrote: > The rule that a majority of voters must vote is unfortunate because it > means that by showing up to vote "No" you can cause the proposal to > succeed. > > But in my opinion, to avoid government abuse of referendum, they > should not > pass or f

Re: [Election-Methods] RE : Taiwan legislative elections and referendum

2008-01-15 Thread Chris Benham
Kevin Venzke wrote: Hi, --- Augustin <[EMAIL PROTECTED]> a écrit : I am very angry when I think about how referendums are conducted in Taiwan. a- stupid 50% rule. --- For the result of a referendum to be valid, at least 50% of the *registered voters* must participate.

Re: [Election-Methods] Why monotonicity?

2008-01-15 Thread Steve Eppley
Hi, Daniel Radetsky wrote: -snip- > Obviously, I did not mean that monotonicity was sufficient for > non-manipulability. What I meant was that if a method is non-monotonic, then > in virtue of its being non-monotonic it has one more way it can be > manipulated. -snip- The strategy of raising a ca

[Election-Methods] RE : Taiwan legislative elections and referendum

2008-01-15 Thread Kevin Venzke
Hi, --- Augustin <[EMAIL PROTECTED]> a écrit : > I am very angry when I think about how referendums are conducted in > Taiwan. > > a- stupid 50% rule. > --- > > For the result of a referendum to be valid, at least 50% of the > *registered voters* must participate. I.e. if at l