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The paper proposes a game of weighted network formation in which each agent has a limited resource to form links of …, uniquely predicts the equilibrium values of each agent's network investment and utility level, as well as the ratio of any two …
Persistent link: https://www.econbiz.de/10012904598
that the completely connected network is stable, although, its exact structure, and thus contagion implications, is …
Persistent link: https://www.econbiz.de/10012944880
knowledge production, where collaboration between researchers is represented by a bipartite network. The equilibrium of the game … analyzing the co-authorship network of economists registered in the RePEc Author Service …
Persistent link: https://www.econbiz.de/10012823641
agents are myopic best responders. We develop a new network measure, the contagion threshold, that determines when a p … show that a p-dominant action spreads to the whole network whenever the contagion threshold of that network is greater or … the long run. This result implies that targeted contagion, a network-wide diffusion of actions initiated by targeting …
Persistent link: https://www.econbiz.de/10012850318
are not bounded away from zero and the network is sufficiently connected and has identifiable information paths. If search … as in the complete network. The density of indirect connections affects convergence rates. Network transparency has short …
Persistent link: https://www.econbiz.de/10012852060
e study whether maximum efficiency can be obtained in a stochastic learning model where players can actively form links with a limited number of peers to play a size-dependent minimum-effort game. The long-run equilibrium is contingent on the linking constraint and the marginal payoff from...
Persistent link: https://www.econbiz.de/10012859146
We introduce a simple two-stage game of endogenous network formation and information sharing for reasoning about the … then we study how the network design and the utility specifications affect welfare. Surprisingly, we find that in general … "babblers" or "friends", irrespective of whether the network is unilateral or bilateral, in equilibrium, targeted information …
Persistent link: https://www.econbiz.de/10013055757
New ideas and technologies adopted by a small number of individuals occasionally spread globally through a complex web of social ties. Here, we present a simple and general approximation method, namely, a message-passing approach, that allows us to describe the diffusion processes on complex...
Persistent link: https://www.econbiz.de/10013239038
Most literature in strategic network formation shows that there is a substantial tension between stability and … (2000a) and De Jaegher and Kamphorst (2015). Specifically, I show that every link receiver in a Nash network serves as an …
Persistent link: https://www.econbiz.de/10013254442
We consider network games in which players simultaneously form partnerships and choose actions. Players are …. We find that, despite the symmetry and simplicity of the setting, quite irregular network structures can arise in …
Persistent link: https://www.econbiz.de/10012793442