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have specific rules or constitutions governing which members may join or leave it. Given these constitutions, we consider a … social network to be stable if no group is modified any more. We provide requirements on constitutions and players …, therefore, have influence on the stability of the job market. …
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We survey the literature on the economic consequences of the structure of social networks. We develop a taxonomy of "macro" and "micro" characteristics of social interaction networks and discuss both the theoretical and empirical findings concerning the role of those characteristics in...
Persistent link: https://www.econbiz.de/10011444460
We study a dynamic model of opinion formation in social networks. In our model, boundedly rational agents update opinions by averaging over their neighbors' expressed opinions, but may misrepresent their own opinion by conforming or counter-conforming with their neighbors. We show that an...
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We build a search-and-matching algorithm of network dynamics with decision-making under incomplete information, seeking to understand the determinants of the observed gradual downgrading of expert opinion on complicated issues and the decreasing trust in science. Even without fake news,...
Persistent link: https://www.econbiz.de/10012040625
This paper studies the phenomenon of early hiring in entry-level labor markets (e.g. the market for gastroenterology fellowships and the market for judicial clerks) in the presence of social networks. We offer a two-stage model in which workers in training institutions reveal information on...
Persistent link: https://www.econbiz.de/10008669960
Ostrovsky [10] develops a theory of stability for a model of matching in exogenously given networks. For this model a … generalization of pairwise stability, chain stability, can always be satisfied as long as agents’ preferences satisfy same side … contract with each other are jointly necessary and sufficient for (i) the equivalence of group and chain stability, (ii) the …
Persistent link: https://www.econbiz.de/10003950989
We build a model of network dynamics with decision-making under incomplete information in order to understand the determinants of the observed gradual downgrading of expert opinion on complicated issues and the decreasing trust in science. We suggest a search and matching mechanism behind...
Persistent link: https://www.econbiz.de/10012520365