Miles Everson, John Sviokla, Kelly Barnes [Archive.org URL]

The Corporate Gini Index is a barometer of a competitive landscape. In other words, it measures the strength of the all-or-nothing force in an industry. The higher an industry’s index score, the more dominant a few players are within it.

In those industries in which digitization has had the greatest effect, the Gini Index tends to be high. The correlation is related to the widely observed phenomenon that the nature of competition has changed in many industries as computability increased. In a growing number of sectors, one industry winner, maybe two, and occasionally three are increasing the gap between themselves and the rest of the pack.

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