The article focuses on the Italian financial system, proposing an analysis of the relational structure among listed financial companies and its evolution in recent years. In order to detect this structure, we investigate a specific kind of interorganizational tie, emerging when members of a...

We study the dynamics of individual beliefs and information aggregation when agents communicate via a social network. We provide a general framework of social learning that captures the interactive effects of three main factors on the structure of individual beliefs resulting from such a dynamic...