[EM] Trees and single-winner methods

Juho juho4880 at yahoo.co.uk
Fri Mar 16 15:38:29 PDT 2007

On Mar 15, 2007, at 18:20 , Chris Benham wrote:

>> How about multi-winner elections - do you say that open and  
>> closed  list elections are no good and only flat candidate  
>> structures like in  STV, are ok?
> I regard STV as vastly preferable, but list systems can be partly  
> excused because they achieve
> approximate party-proportionality with much greater simplicity and  
> maybe philosophically we
> can regard a whole list as a "candidate" with the special feature  
> that it can be fractionally elected.

Also the tree based Condorcet method can be seen this way. A group  
will be handled as if it it was a single candidate. The method is of  
course also Condorcet compliant if the subgroups are seen as single  


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