qv measures degree of preferences, instead of direction of preferences. qv is robust under various non-ideal behavior (in large groups) qv does not suffer fr

qv measures degree of preferences, instead of direction of preferences. qv is robust under various non-ideal behavior (in large groups) qv does not suffer from cyclic collective preferences (voting paradox) qv does not suffer from discursive dilemma and doctrinal paradox. qv counteracts majority rule problem. A small minority can get their voice heard if the intensity of their desire is strong.