About the Authors

Michael Spagat

Contributed equally to this work with: Michael Spagat, Neil F. Johnson, Stijn van Weezel

Roles Conceptualization, Formal analysis, Investigation, Methodology, Project administration, Validation, Visualization, Writing – original draft, Writing – review & editing

m.spagat@rhul.ac.uk

Affiliation Department of Economics/Royal Holloway University of London, Egham, Surrey, United Kingdom

Neil F. Johnson

Contributed equally to this work with: Michael Spagat, Neil F. Johnson, Stijn van Weezel

Roles Conceptualization, Formal analysis, Investigation, Methodology, Validation, Visualization, Writing – review & editing

Affiliation Physics Department, George Washington University, Washington D.C. 20052, United States of America

Stijn van Weezel

Contributed equally to this work with: Michael Spagat, Neil F. Johnson, Stijn van Weezel

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Validation, Visualization, Writing – review & editing

Affiliation Unaffiliated, Frankfurt am Main, Germany

Competing Interests

The authors have declared that no competing interests exist.