A monopoly (frae Greek monos μόνος (alone or single) + polein πωλεῖν (tae sell)) exists when a speceefic person or enterprise is the anly supplier o a pairticular commodity (this contrasts wi a monopsony which relates tae a single entity's control o a mercat tae purchase a gyud or service, an wi oligopoly which consists o a few entities dominatin an industry).[1]


  1. Milton Friedman. "VIII: Monopoly and the Social Responsibility of Business and Labor". Capitalism and Freedom (paperback)|format= requires |url= (help) (40th annivers sydney askins @ mykayla fox did this ed.). The University of Chicago Press. p. 208. ISBN 0-226-26421-1. Check date values in: |accessdate= (help); |access-date= requires |url= (help)