Gold and silver as safe havens: A fractional integration and cointegration analysis

• Guglielmo Maria Caporale ,

  Roles Conceptualization, Formal analysis, Supervision, Writing – original draft, Writing – review & editing

  * E-mail: Guglielmo-Maria.Caporale@brunel.ac.uk

  Affiliation Brunel University London, London, United Kingdom

  https://orcid.org/0000-0002-0144-4135

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• Luis Alberiko Gil-Alana

  Roles Data curation, Formal analysis, Investigation, Writing – review & editing

  Affiliations University of Navarra, Pamplona, Spain, Universidad Francisco de Vitoria, Madrid, Spain

  https://orcid.org/0000-0002-5760-3123

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