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Product Filters, Acyclicity and Suzumura Consistency
(Université de Montréal. Département de sciences économiques., 2010-11-25)
In a seminal contribution, Hansson (1976) demonstrates that the collection of
decisive coalitions associated with an Arrovian social welfare function forms an ultrafilter. He goes on to show that if transitivity is weakened ...
Decisive Coalitions and Coherence Properties
(Université de Montréal. Département de sciences économiques., 2009-03)
In a seminal contribution, Hansson has demonstrated that the family of decisive coalitions associated with an Arrovian social welfare function forms an ultrafilter. If the population under consideration is infinite, his ...