ECO105Y1 Chapter Notes - Chapter 8: Monopolistic Competition, Oligopoly, Demand Curve

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11 Apr 2016
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Monopoly: only seller of a product or service; no close subsitutes are available: demand curve is steep and inelasic. Market power: business" ability to at prices. Price maker: monopoly with maximum power to set prices: businesses can set any price they choose, but cannot force consumers to buy. Even monopoly price makers must live by law of demand. Perfect compeiion: many sellers producing idenical products/services: demand curve is horizontal and perfectly elasic at the market price. Price taker: business with zero power to set prices. Oligopoly: few big sellers control most of the market. Monopolisic compeiion: many small businesses make similar but slightly difereniated products/services. Price discriminaion is possible: when groups have diferent demand elasiciies, to prevent consumer re-sale, however if price takers set prices too high: mr > mc. Market structure: characterisics that afect compeiion and a business"s pricing power: available subsitutes, number of compeitors, barriers to entry of new compeitors.

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