Chambers, Christopher P.; Echenique, Federico - In: Journal of Economic Theory 144 (2009) 3, pp. 1004-1014
We uncover the complete ordinal implications of supermodularity on finite lattices under the assumption of weak monotonicity. In this environment, we show that supermodularity is ordinally equivalent to the notion of quasisupermodularity introduced by Milgrom and Shannon. We conclude that...