Definition of duopoly in English:



  • A situation in which two suppliers dominate the market for a commodity or service.

    • ‘Well we don't believe it's in the public interest for there to emerge in Australia a duopoly in the liquor industry.’
    • ‘It reinforces a basic business principle: duopolies, no less than monopolies, are bad for competition, bad for prices and bad for the consumer.’
    • ‘By breaking up the cozy duopoly, Congress could make the GSEs compete more for mortgages - and ensure that risk is spread more widely.’
    • ‘But sense prevailed and a comfortable duopoly closed in on Sydney newspaper readers.’
    • ‘In the future, can we trust our news organizations to cover the issue of corporate mergers, duopolies, and media cross-ownership honestly and critically?’
    • ‘However, many companies will build on top of the older technologies, and many incumbent monopolies or duopolies have introduced cell services or have seamless links between the mobile and fixed systems.’
    • ‘But even asking whether TV duopolies and newspaper-TV combos can produce better news may be beside the point.’
    • ‘In a lot of cases, these companies operate as the dominant players, you know, duopolies, monopolies, and they know that these businesses have got nowhere else to go, they are the largest companies within their industries.’
    • ‘Basic industry knowledge indicates that duopolies do not lead to price competition, but that licensing of multiple operators does.’
    • ‘Shareholders are wanting higher returns from companies in mature markets or in cosy duopolies or oligopolies.’
    • ‘A year later it began flights between Dublin and London, with the end of the duopoly, sparking a massive shakeup of the airline sector.’
    • ‘Traditionally, the international forms of both industries have been regulated by bilateral treaties between nations, and traditionally the international business has been dominated by often state owned monopolies and duopolies.’
    • ‘By way of contrast, the first-decade mobile cellular market was characterised by monopolies and duopolies.’
    • ‘Many of these figures, concerned about the cultural protectionism of the duopoly, saw the need for a ‘third force’ in broadcasting in the 1970s.’
    • ‘Nevertheless, particularly in the case of a duopoly, a large market share is, in the absence of evidence to the contrary, likewise a strong indication of the existence of a dominant position.’
    • ‘In the duopoly that has resulted, the big two have a vice-like grip on the sector, having a combined market share of 96 per cent.’
    • ‘Now, most markets are cozy duopolies, at best, where consumers can get broadband only from a phone or cable company.’
    • ‘He also considered conditions for equilibrium with monopoly, duopoly and perfect competition.’
    • ‘It's as if perfection is a duopoly of sexual license and sexual commitment and nobody's perfect.’
    • ‘Up until 1990 there was effectively a duopoly in operation.’


1920s: from duo-, on the pattern of monopoly.