Browsing ECO Articles by Author "VEGA-REDONDO, Fernando"

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Browsing ECO Articles by Author "VEGA-REDONDO, Fernando"

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    Title: Threshold Learning Dynamics in Social Networks  Author(s): GONZÁLEZ-AVELLA, Juan Carlos; EGUÍLUZ, Victor M.; MARSILI, Matteo; VEGA-REDONDO, Fernando; SAN MIGUEL, Maxi Date: 2011 Type of Publication: Article Abstract: Social learning is defined as the ability of a population to aggregate information, a process which must crucially depend on the mechanisms of social interaction. Consumers choosing which product to buy, or voters deciding ...
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    Title: Error Cascades in Observational Learning: An experiment on the Chinos game  Author(s): FERI, Francesco; MELÉNDEZ-JIMÉNEZ, Miguel A.; PONTI, Giovanni; VEGA-REDONDO, Fernando Date: 2011 Type of Publication: Article Abstract: The paper reports an experimental study based on a variant of the popular Chinos game, which is used as a simple but paradigmatic instance of observational learning. There are three players, arranged in sequence, each of ...
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    Title: Vertex Centralities in Input-Output Networks Reveal the Structure of Modern Economies  Author(s): BLÖCHL, Florian; THEIS, Fabian J.; VEGA-REDONDO, Fernando; FISHER, Eric O’N. Date: 2011 Type of Publication: Article Abstract: Input-output tables describe the flows of goods and services between the sectors of an economy. These tables can be interpreted as weighted directed networks. At the usual level of aggregation, they contain nodes with ...
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    Title: Complex Networks and Local Externalities: A strategic approach  Author(s): VEGA-REDONDO, Fernando; GALEOTTI, Andrea Date: 2011 Type of Publication: Article Abstract: In this paper, we illustrate a new approach to the study of how local externalities shape agents’ strategic behavior when the underlying network is volatile and complex. We consider a large population that interacts as ...
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    Title: Optimal Information Transmission in Organizations: Search and Congestion  Author(s): ARENAS, Alex; CABRALES, Antonio; DANON, Leon; DIAZ-GUILERA, Albert; GUIMERA, Roger; VEGA-REDONDO, Fernando Date: 2010 Type of Publication: Article Abstract: We propose a stylized model of a problem-solving organization whose internal communication structure is given by a fixed network. Problems arrive randomly anywhere in this network and must find their way to their respective ...
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    Title: Peer Effects and Peer Avoidance: The Diffusion of Behavior in Coevolving Networks  Author(s): FOSCO, Constanza; MARSILI, Matteo; VEGA-REDONDO, Fernando Date: 2010 Type of Publication: Article Abstract: We study the long-run emergence of behavioral patterns in dynamic complex networks. Individuals can display two kinds of behavior: G(good) or B (bad). We assume that the exposure of a G agent to bad behavior on the part ...
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    Title: Network Games  Author(s): GALEOTTI, Andrea; GOYAL, Sanjeev; JACKSON, Matthew O.; VEGA-REDONDO, Fernando; YARIV, Leeat Date: 2010 Type of Publication: Article Abstract: In contexts ranging from public goods provision to information collection, a player's well-being depends on his or her own action as well as on the actions taken by his or her neighbours. We provide a framework to analyse ...
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    Title: The Option to Leave: Conditional Dissociation in the Evolution of Cooperation  Author(s): IZQUIERDO, Segismundo S.; IZQUIERDO, Luis R.; VEGA-REDONDO, Fernando Date: 2010 Type of Publication: Article Abstract: Conditional dissociation, i.e. the option to leave an interacting partner in response to his behaviour, is a mechanism that has been shown to promote cooperation in several settings, but the fundamental features that make ...
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    Title: Economic Networks: What Do We Know and What Do We Need to Know?  Author(s): SCHWEITZER, Frank; FAGIOLO, Giorgio; SORNETTE, Didier; VEGA-REDONDO, Fernando; WHITE, Douglas R. Date: 2009 Type of Publication: Article Abstract: We examine the emergent field of economic networks and explore its ability to shed light on the global and volatile economy where credit, ownership, innovation, investment, and virtually every other economic activity is ...
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    Title: Structural holes in social networks  Author(s): GOYAL, Sanjeev; VEGA-REDONDO, Fernando Date: 2007 Type of Publication: Article Abstract: We consider a setting where every pair of players that undertake a transaction (e.g. exchange goods or information) creates a unit surplus. A transaction can take place only if the players involved have a connection. If ...