Multi-winner Condorcet, vs STV

Adrian Bunk bunk at
Thu Dec 10 21:59:37 UTC 2009

On Thu, Dec 10, 2009 at 09:15:11PM +0000, Barak A. Pearlmutter wrote:
> Ian is correct: using the top K Condorcet winners is a very poor
> multiwinner election system, if the goal is to have proportional
> representation.
> Having studied this a bit, I would suggest that the best currently
> available multiwinner election system for our purposes here, i.e., for
> proportional representation, is Reweighted Range Voting, see
> for details.  Advantages: with RRV it is really simple to cast a valid
> ballot, ballots can be quite expressive, it is easy to explain how to
> vote, and it is quite simple to calculate the winners.  The main
> disadvantage (cannot do per-district tallying) is not a problem for us.

You claim "easy to explain how to vote".


How do I choose the numbers for giving my vote the maximum desired 

> 					--Barak.



       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed

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