Showing 1 - 10 of 18,913
I discuss a fundamental and pervasive aspect of social networks that has a signfii cant impact on behavior: "homophily. "Homophily refers to the tendency of individuals to associate with others who have similar characteristics as themselves. This tendency has been observed across a variety of...
Persistent link: https://www.econbiz.de/10014199462
high clustering coefficient; (iii) segregation patterns; the presence of (iv) brokers and (v) hubs. (i) and (ii) define a … small world network. This paper develops a strategic network formation model where agents have heterogeneous knowledge of … the network: cognizant agents know the whole network, while ignorant ones are less knowledgeable. For a broad range of …
Persistent link: https://www.econbiz.de/10014205761
the emerging network, and in particular its segregation pattern. A special case of the strategic game represents one … but do exhibit neither negative nor positive spillovers; specifically, for a given network of relationships, the players … implication: endogenous effects are not identifiable in the linear-in-means model if the network of relationships and the players …
Persistent link: https://www.econbiz.de/10013220345
; Small World ; Broker ; Segregation … high clustering coefficient; (iii) segregation patterns; the presence of (iv) brokers and (v) hubs. (i) and (ii) define a … small world network. This paper develops a strategic network formation model where agents have heterogeneous knowledge of …
Persistent link: https://www.econbiz.de/10008811021
This paper reports the results of a laboratory experiment on network formation among heterogeneous agents. The … experimental design extends the basic Bala-Goyal (2000) model of network formation with decay and two-way flow of benefits by … network has a "star" structure. We find that with homogeneous agents, equilibrium predictions fail completely. In contrast …
Persistent link: https://www.econbiz.de/10003115141
A local public-good game played on directed networks is analyzed. The model is motivated by one-way flows of hydrological influence between cities of a river basin that may shape the level of their contribution to the conservation of wetlands. It is shown that in many (but not all) directed...
Persistent link: https://www.econbiz.de/10014187527
knowledge production, where collaboration between researchers is represented by a bipartite network. The equilibrium of the game … analyzing the coauthorship network of economists registered in the RePEc Author Service …
Persistent link: https://www.econbiz.de/10014048763
structure of conflictive relations is modeled as a conflict network where opponents are embedded in a local structure of … aggregated equilibrium investment (interpreted as conflict intensity) and underlying network characteristics. The derived results …
Persistent link: https://www.econbiz.de/10014202464
socially efficient level. We analyze the situation when the tragedy of the commons is embedded in a network of users and … exists a unique equilibrium. But when the users have concave values, the network structure matters. The exploitation at each … formula which expresses the quantities at an equilibrium as a function of a network centrality measure. Next we characterize …
Persistent link: https://www.econbiz.de/10014219023
connected and undirected network. Players observe their immediate neighbors' behavior only, but communicate over time the … repeated game's history truthfully throughout the network. The Folk Theorem extends to this setup, although for a range of … produces a network result; namely, the level of cooperation in this setup depends on the network's diameter, and not on its …
Persistent link: https://www.econbiz.de/10014219142