Hokari, Toru; Iimura, Masaki; Uchida, Seigo - In: Economics Bulletin 3 (2006) 30, pp. 1-11
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.
