<html><body><div style="color:#000; background-color:#fff; font-family:verdana, helvetica, sans-serif;font-size:18pt"><div><span>Oops! Yes, thanks Abd.</span></div><div><span></span> </div><div><span>I made an error. The A and B group was supposed to add up to 49, not 51. So it should be:</span></div><div><span></span> </div><div></div><span><div>25: A>Y>X<br>24: B>Y>X<br>17: C>D>X<br>17: E>F>X<br>17: G>H>X</div><div> </div><div>100 ballots, Bucklin election.</div><div> </div><div>The majority threshold is 51 and X wins in the third round. But if we add anywhere between 3 and 100<br>X>Y ballots then Y wins in the second round.</div><div> </div><div>Chris Benham</div></span><div><br><font face="Arial" size="2"><br> </font>At 03:58 PM 6/17/2013, Chris Benham wrote:<br>>Benjamin,<br>>The criterion ("criteria" is the plural) you suggest is not new. It <br>>is called Mono-add-Top, and
comes from Douglas Woodall.<br>><br>>It is met by IRV and MinMax(Margins) but is failed by Bucklin. In my <br>>opinion IRV is the best of the methods that meet it.<br>><br>>26: A>Y>X<br>>25: B>Y>X<br>>17: C>D>X<br>>17: E>F>X<br>>17: G>H>X<br>><br>>The majority threshold is 51 and X wins in the third round. But if <br>>we add anywhere between 3 and 100<br>>X>Y ballots then Y wins in the second round.<br><br>Some error there. Total votes are 102. Majority is 52 votes. <br><br><snip></div> </div></body></html>