[EM] IRV vs Plurality (back to the pile count controversy)

James Gilmour jgilmour at globalnet.co.uk
Thu Jan 21 16:05:39 PST 2010


> > N	Unique Preference Profiles
> > 2	4
> > 3	15
> ...
> 
> then your calculation is mistaken.  the fact that you ostensibly need  
> 4 piles when there are only two candidates should serve as a clue.
> 

If there are two candidates, A and B, then the possible unique preference profiles are:	
A	
B	
A  B	
B  A

Anything that does not conform to this is an incorrect use of the term "preference profile".

James Gilmour




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