[EM] RE: approval and pareto

James Green-Armytage jarmyta at antioch-college.edu
Wed May 4 02:04:31 PDT 2005


>If ballots are ordinal with approval cutoffs, and alternative A pareto
>dominates alternative B, then B cannot have more approval than A.
> 
>If B has approval equal to A's, then the tie should be broken by random
>ballot.  In that case alternative A will beat B, since A is ranked higher
>than B on every ballot.
> 
>Therefore,  this version of Approval satisfies Pareto.

	Yes. But this is not the standard version of approval, and it does not
seem reasonable to use this version for public elections. 

Sincerely,
James




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