Preference-approval: Difference between revisions

imported>RamonLlull
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imported>RamonLlull
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3) If a given voter is indifferent between x and y, and approves x, then she must approve y.
 
4) If a given voter is indifferent between x and y, and does not approve x, then she must approve y.
approve y.
 
Because of these rationality restrictions, some preference-approvals can be expressed as follows for alternatives x and y:
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