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		| Toru  Hokari, Masaki  Iimura and Seigo  Uchida | 
	
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		| ''Pairwise stable and stochastically stable networks in the four-person co-author model'' | 
	
		| ( 2006, Vol. 3 No.30 ) | 
	
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		| The co-author model is introduced by Jackson and Wolinsky (1996, Journal of Economic Theory) as a typical example of the models of network formation. In this note, we study which network is pairwise stable and/or stochastically stable when the number of players is four. | 
	
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		| Keywords: | 
	
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		| | Manuscript Received : Oct 30 2006 |  | Manuscript Accepted : Nov 14 2006 | 
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