Musto, David K. (contributor); Yılmaz, Bilge (contributor) - 2001 - [Elektronische Ressource]
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De¯nition A.2 An event F µ S is self-evident between consumers c and c
0
if for all s 2 F we
have H
c
(s …), H
c
0(s) µ F. An event E µ S is common knowledge between consumers c and c
0
in
state s if there is a self-evident event … knowledge among these two consumers. [Equivalently, we say event
E = fs 2 Sj½(d =1jH
c
(s)) >½(d =1jH
c
0(s))g is common …