Firm size and economic concentration: An analysis from a lognormal expansion

• Lina M. Cortés,

  Roles Conceptualization, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Supervision, Writing – review & editing

  Affiliation Universidad EAFIT, Medellín, Colombia

  https://orcid.org/0000-0002-2520-446X

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• Juan M. Lozada,

  Roles Data curation, Investigation, Software, Validation, Visualization, Writing – original draft

  Affiliation Universidad EAFIT, Medellín, Colombia

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• Javier Perote

  Roles Formal analysis, Funding acquisition, Investigation, Methodology, Supervision, Writing – review & editing

  * E-mail: perote@usal.es

  Affiliation University of Salamanca, Salamanca, Spain

  https://orcid.org/0000-0002-9122-4370

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