[EM] IRV & Spoiler Effect

[Markus Schulze]

Hallo,

Eric Gorr wrote (12 May 2004):
> If this is true, no ranked ballot method can be free
> from the spoiler effect, but do we not generally claim
> that the better Condorcet methods are spoiler free?

Of course, they are not "spoiler free". But in so far
as they guarantee that adding a candidate who is not in
the then new Smith set cannot change the winner, they
are, in a certain sense, less vulnerable to spoilers.

Markus Schulze