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Since the seminal contribution of Jackson & Wolinsky 1996 [A Strategic Model of Social and Economic Networks, JET 71 …, 44-74] it has been widely acknowledged that the formation of social networks exhibits a general conflict between … results that relate situations of positive externalities with stable networks that cannot be 'too dense' in a well …
Persistent link: https://www.econbiz.de/10010272547
and the implications for the structure of pairwise stable networks. First, different definitions of convexity (concavity … own links and strategic complements, a local uniqueness property of pairwise stable networks is derived. The results do …
Persistent link: https://www.econbiz.de/10010272600
It is impossible, in general, to extend an asymmetric two-player game to networks, because there must be two …
Persistent link: https://www.econbiz.de/10013068518
in endogenously formed networks. …
Persistent link: https://www.econbiz.de/10012793442
This paper studies strategic interaction in networks. We focus on games of strategic substitutes and strategic …
Persistent link: https://www.econbiz.de/10011794635
Most network games assume that the best response of a player is a linear function of the actions of her neighbors; clearly, this is a restrictive assumption. We developed a theory called sign-equivalent transformation (SET) underlying the mathematical structure behind a system of equations...
Persistent link: https://www.econbiz.de/10014076777
, pairwise-Nash and proper equilibrium networks coincide, where pairwise stable networks are robust to one-link deviations, while … pairwise-Nash networks are robust to one-link creation but multi-link severance. Under these conditions, proper equilibria in …
Persistent link: https://www.econbiz.de/10014066536
We prove that for generic network formation games where players incur some strictly positive cost to propose links the number of Nash equilibria is finite. Furthermore all Nash equilibria are regular and, therefore, stable sets
Persistent link: https://www.econbiz.de/10014206986
This paper brings together analyses of two-way flow Strict Nash networks under exclusive player heterogeneity … two assumptions influence important properties of Strict Nash networks. Built upon the findings of Billand et al (2011 … the shapes of Strict Nash networks. …
Persistent link: https://www.econbiz.de/10010518019
We study the structure of pairwise stable networks from a very general point. Rather than assuming a particular … empty or complete network are always pairwise stable, stable symmetric networks exist, or stable networks with a connected … networks: they are nested split graphs (NSG). We illustrate these results with many examples from the literature, including …
Persistent link: https://www.econbiz.de/10010386357