that Kenneth Arrow's impossibility theorem, as set out in his path-breaking Social Choice and Individual Values in 1951 … exist under reasonable conditions. Indeed, from the very start, Arrow kept asserting that his famous impossibility result … remained active on this issue and continued to defend the concept he had devised with Bergson, tooth and nail, against Arrow …

network can be trained to respect two fundamental principles of voting theory, the unanimity principle and the Pareto property … to give a surprisingly clear-cut answer to one of the most fundamental and controversial problems in voting theory: the … preferences (i.e. a 'voting rule')? And if so, which voting rule best describes their behavior? We show that a prominent neural …