Hellman, Ziv; Samet, Dov - In: Games and Economic Behavior 74 (2012) 2, pp. 517-525
To answer the question in the title we vary agentsʼ beliefs against the background of a fixed knowledge space, that is … of the partition profile. A partition profile is tight if in some state it is common knowledge that any increase of any … single agentʼs knowledge results in an increase in common knowledge. We show that for partition profiles that are tight the …