market concentration
/ˈmɑːrkɪt ˈkɒnsənˈtreɪʃən/ · mar·ket con·cen·tra·tion
noun
- The extent to which a small number of firms control a large share of total sales or output in a particular market. The regulator flagged the high market concentration in the telecom sector as a potential barrier to competition.
Synonyms
industry concentrationmarket dominanceoligopolistic concentrationmarket share concentrationmarket power concentrationmarket controlconcentration ratioHerfindahl index
Antonyms
Did you know? The Herfindahl–Hirschman Index, a common quantitative measure of market concentration, was devised in the 1950s by economists Albert O. Hirschman and Orris C. Herfindahl to help U.S. authorities assess merger proposals.