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In this paper I apply stochastic stability to compare the effect on welfare of local information and global information when agents adopt imitative behavioral rules. Under global information, agents can potentially imitate anyone, while under local information, the sets of observable agents are...
Persistent link: https://www.econbiz.de/10005579565
both personal experience and imitation. Personal experience is represented by choice sets depending upon previous choices …. Imitation is modeled first through popularity weighting and then through a network of social influences. Intuition suggests … imitation can work as a source of variety, spreading behaviors among which memory can make selection. However inefficiencies …
Persistent link: https://www.econbiz.de/10005766528
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These notes, published in 1981, introduce the concept of the social multiplier: If the behavior of agents is positively influenced by what members of their reference group do, this enhances the power of economic incentives.
Persistent link: https://www.econbiz.de/10008515864
and no weight graph. The models consist of some algorithms for imitation process, income raise through education and the …
Persistent link: https://www.econbiz.de/10010884796
This paper studies bilateral insurance schemes across networks of individuals. While transfers are based on social norms, each individual must have the incentive to abide by those norms, and so we investigate the structure of stable insurance networks, in which self-enforcement constraints are...
Persistent link: https://www.econbiz.de/10014060544
The actions of different agents sometimes reinforce each other. Examples are network effects and the threshold models used by sociologists as well as Harvey Leibensteins's "bandwagon effects." We model such situations as a game with increasing differences, and show that tipping of equilibria,...
Persistent link: https://www.econbiz.de/10014042379
The actions of different agents sometimes reinforce each other. Examples are network effects and the threshold models used by sociologists as well as (Harvey) Leibenstein's "bandwagon effects." We model such situations as a game with increasing differences, and show that tipping of equilibria,...
Persistent link: https://www.econbiz.de/10008615402
This paper studies informal insurance across networks of individuals. Two characteristics are fundamental to the model developed here: First, informal insurance is a bilateral activity, and rarely involves explicit arrangements across several people. Second, insurance is a social activity, and...
Persistent link: https://www.econbiz.de/10005622968
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