Statistically validated network of portfolio overlaps and systemic risk

Common asset holding by financial institutions (portfolio overlap) is nowadays regarded as an important channel for financial contagion with the potential to trigger fire sales and severe losses at the systemic level. We propose a method to assess the statistical significance of the overlap between...

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Bibliographic Details
Main Authors: Gualdi, Stanislao, Cimini, Giulio, Primicerio, Kevin, Di Clemente, Riccardo, Challet, Damien
Other Authors: Massachusetts Institute of Technology. Department of Civil and Environmental Engineering
Format: Article
Language:en_US
Published: Nature Publishing Group 2017
Online Access:http://hdl.handle.net/1721.1/107715