Two sets, in very controlled laboratory settings, have turned out well: https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&ved=0CB8QFjAA&url=https%

Two sets, in very controlled laboratory settings, have turned out well: https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&ved=0CB8QFjAA&url=https%3A%2F%2Fwww.aeaweb.org%2Faea%2F2015conference%2Fprogram%2Fretrieve.php%3Fpdfid%3D719&ei=aUhFVYD6BpPggwSdsYCwDA&usg=AFQjCNH2uVQwp8cApJTkWbjKwf99AoQddA&sig2=P6h0unOMsxZ21G4Ov4v51A&bvm=bv.92291466,d.eXY https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&c... and http://rangevoting.org/GoereeZhangMar2013.pdf http://rangevoting.org/GoereeZhangMar2013.pdf