Showing 1 - 10 of 16
We examine how three different communication processes operating through social networks are affected by homophily … - the tendency of individuals to associate with others similar to themselves. Homophily has no effect if messages are … broadcast or sent via shortest paths; only connection density matters. In contrast, homophily substantially slows learning based …
Persistent link: https://www.econbiz.de/10005008021
The paper studies the impact of homophily on the optimal strategies of a monopolist, whose marketing campaign of new … product relies on a word of mouth communication. Homophily is a tendency of people to interact more with those who are similar … a number of results: (i) for low levels of homophily the product attractive to both types of consumers is preferred to …
Persistent link: https://www.econbiz.de/10008674339
, then expected homophily in the contact network structure induces different career choices for individuals from different …
Persistent link: https://www.econbiz.de/10004965195
School of Economics, University of Nottingham, University Park Campus and Department of Economics (AE1), Maastricht University
Persistent link: https://www.econbiz.de/10010552188
This paper models the dynamic process through which a large society may succeed in building up its “social capital” by establishing a stable and dense pattern of interaction among its members. In the model, agents interact according to a collection of infinitely repeated Prisoner’s...
Persistent link: https://www.econbiz.de/10005423105
--based homophily and ii) they are both remarkably stationary in time; concerning race iii) school friendships do not exhibit … opportunity-based homophily, while marriages do, iv) choice-based homophily is much stronger for marriages than for friendships … tend to be concentrated within the same group. This phenomenon, called imbreeding homophily, has been related to either …
Persistent link: https://www.econbiz.de/10005423163
We study learning and influence in a setting where agents communicate according to an arbitrary social network and naïvely update their beliefs by repeatedly taking weighted averages of their neighbors’ opinions. A focus is on conditions under which beliefs of all agents in large societies...
Persistent link: https://www.econbiz.de/10005423267
The explosion in online social networks motivates an enquiry into their structure and their welfare effects. A central feature of these networks is information sharing: online social networks lower the cost of getting information from others. These lower costs affect the attractiveness of...
Persistent link: https://www.econbiz.de/10010781878
This paper presents a model of collusive bargaining networks. Given a status quo network, game is played in two stages: in the first stage, pairs of sellers form the network by signing two-sided contracts that allow sellers to use connections of other sellers; in the second stage, sellers and...
Persistent link: https://www.econbiz.de/10010781881
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...
Persistent link: https://www.econbiz.de/10010781882