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Market structure is defined as the particular environment of a firm, the characteristics of which influence the firm's pricing and output decisions. There are four theories of market structure. These theories are:
? Pure competition
? Monopolistic competition
? Oligopoly
? Monopoly
Each of these theories produce some type of consumer behavior if the firm raises the price or if it reduces the price.
The theory of pure competition is a theory that is built on four assumptions: (1.)There are many sellers and many buyers, none of which is large in relation to total sales or purchases. (2.) Each firm produces and sells a homogeneous product. (3.) Buyers and sellers have all relevant information about prices, product quality, sources of supply, and so forth. (4.) Firms have easy entry and exit.
A pure competitive firm is a price taker. A price taker is a seller that does not have the ability to control the price of the product it sells; it takes the price determined in the market. The pure competitive firm is a price taker because a firm is restrained from being anything but a price taker if it finds itself one among many firms where its supply is small relative to the total market supply, and it sells a homogeneous product in a an environment where buyers and sellers have all relevan ...