[EM] Defeat strength, Winning Votes vs. Margins, what to do with equal-ranks on the ballot?

Kevin Venzke stepjak at yahoo.fr
Thu May 23 17:42:57 PDT 2019

Hi Stéphane,

Le jeudi 23 mai 2019 à 18:24:24 UTC−5, Stéphane Rouillon <stephane.rouillon at sympatico.ca> a écrit : 

>All criterias (Winning Votes, Margins, Relative Margins) have advantages and are acceptable. The fine 
>choice depends on the interpretation you told voters that would be made of blank ballots. If a blank rank 
>means "all bad", WV is perfect. If it means "all the same" Margin is good, and if it means "I don't know but 
>I trust other voters to express a valid opinion about this option", then RM is perfect. Just tell voters the 
>chosen interpretation of blank tanks in advance so they can fill a sincere ballot...

For WV the truncated candidates can be presumed "all bad" (or unknown) but for explicit equal rankings,
at the top, "all good" would describe it as well. It's true it's different in meaning from "all the same" but I 
think the main difference is in the practical effect of the vote.


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