[EM] Circular defeats [was Re: IRV is summable (a little)]

[Bart Ingles]

One of the alleged side-effects of Viagra is hair loss.
But using Rogaine has been known to lead to depression.
A side-effect of Prozac is loss of libido.

With apologies,
-B

[P.S.  Think the patient should consider the utilities of the three
pairings?]



DEMOREP1 at aol.com wrote:
> 
> bmbuck at 14850.com wrote in part-
> 
> Using this method, doing an IRV election with three candidates and ballot
> tallies as follows:
> 
> 30 A>B>C
> 20 B>C>A
> 40 C>A>B
> 
> (standard IRC method: eliminate B, causing C to win 60 to 30).
> 
> ----
> D- As usual I ask ---
> 
> Does ANY choice have a YES majority  (46 YES) ???
> 
> If 2 or more choices have such YES majorities, then ---
> 
> does any choice beat each other choice ??
> if there is no such choice, then which choice has the most *YES* votes ???
> 
> Simple IRV is extremely defective since it only uses a part of a Place Votes
> Table.
> 
>       Place Votes
> 
>     1     2      3
> 
> A  30     40     20     90
> B  20     30     40     90
> C  40     20     30     90
> 
>    90     90     90
> 
> The underlying problem remains as usual --- divided majorities and possible
> insincere voting for the lesser of alleged evils.
> 
> M1   30
> M2   20
> Z    40
> 
> The M (majority) faction is divided, do some of the Z voters insincerely vote
> for M1 or M2 ???
> 
> Will the universe survive if there is some (or lots) of any such insincere
> voting ???
> 
> Does the sun rise in the east ???
> 
> Is it hot on the Equator at sea level ???