I understand. James Gilmour a écrit :
> > Stephane Rouillon> Sent: 16 October 2006 21:18 > > > > Sorry for asking a question most people already know, but > > Is there any difference between STV and STV-PR systems or are > > they simply two names for the same model? If not what is the > > difference? > > In a word, no. But as we all know, STV can be used in single-winner > elections, when it will NOT give PR of anything, even when there are > many single-winner elections, one in each single-member district. > Fairshare (here in Scotland) adopted the term "STV-PR" during its > campaign for STV-PR for local government elections because some > opponents of PR jumped on the "STV" bandwagon to promote what we call > the "Alternative Vote" and US reformers usually call "IRV", i.e. STV > single-winner elections in each separate single-member district. (We > have 32 local councils with 18 to 80 members.) We were concerned that > public and media references to "STV" could be taken to mean what we did > NOT want. > > Similarly, I avoid the term "PR" when referring to any specific voting > system, because again, it suits some folk to blur the very clear > distinction that exists between all forms of "Party PR" on the one hand > and "STV-PR" on the other. It is, however, useful to use the generic > term "proportional representation" (PR) when you are making a contrast > with a non-PR voting system like plurality or IRV. > > James ---- election-methods mailing list - see http://electorama.com/em for list info
