• Title of article

    When different market concentration indices agree

  • Author/Authors

    David A. Hennessy، نويسنده , , Harvey Lapan، نويسنده ,

  • Issue Information
    روزنامه با شماره پیاپی سال 2007
  • Pages
    7
  • From page
    234
  • To page
    240
  • Abstract
    The Herfindahl–Hirschman, entropy and N-firm indices may not agree when comparing market concentrations. For different oligopoly markets, the majorization pre-ordering is shown to be both necessary and sufficient for all to agree.
  • Keywords
    antitrust , majorization , Cost dispersion
  • Journal title
    Economics Letters
  • Serial Year
    2007
  • Journal title
    Economics Letters
  • Record number

    436218