Oligopoly: The Different Types Of Market Structures

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Market structure refers to the amount of competition that exists in the market between producers. The degree of competition can be thought of as lying along a continuum with very competitive markets at the end and markets in which no competition exists at all at the other end. The different types of market structures are as follows: 1) Perfectly Perfect competition describes a market structure where competition is at its greatest possible level. To make it more clear, a market which exhibits the following characteristics in its structure is said to show perfect competition. Perfectly have the following characteristics: Have large number of firms. Products are homogenous (identical) so customers have no reason to express preference …show more content…

3) Monopoly Pure monopoly is where only one producer exists in the industry. In reality it rarely exists – always some form of substitute available. Monopoly exists, therefore, where one firm dominates the market. Forms may be investigated for examples of monopoly power when market share exceeds 25%. Summary of characteristics of firm exercising monopoly power would be: Price – could be deemed too high, may be set to destroy competition price discrimination possible. Efficiency – could be inefficient due to lack of competition or could be higher due to availability of high profits. 4) Oligopoly An oligopoly is a market structure in which a few firms dominate. When a market is shared between a few firms, it is said to be highly concentrated. Although only a few firms dominate, it is possible that many small firms may also operate in the market. Competition between the few may be a large number of firms in the industry but the industry is dominated by a small number of very large producers. Concentration ratio – the proportion of the total market sales (share) held by the top 3,4,5 etc of firms: It features of an oligopolistic market structure: Price may be relatively stable across the

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