Monopolistic competition GapFill

A market structure dominated by a single buyer is called  monopolistic a monopsony an oligopoly a monopoly. A  monopsony monopolyduopolymonopolistic set-up is a market structure dominated by one large seller. A   naturalpuredormantregular monopoly is a firm with such extreme   barriersdiseconomieseconomiesreturns of scale that once it starts producing it can produce at a far cheaper cost than competitive markets. The act of charging different prices to different customers for the same product on reasons other than   technologyqualitycostsprices is called price  monitoring cutting bidding discrimination . Monopolies continue to enjoy   abnormal profits losses normal profits subnormal profits even in the long run because of the existence of  price discrimination an unregulated market barriers to entry unique products .   FirstSecondSeventhThird-degree price discrimination occurs when a firm charges different prices to different   rangesphasesnumbersgroups of customers.