ECON 1201 Chapter Notes - Chapter 15: Robinson–Patman Act, Sherman Antitrust Act, Joseph Schumpeter
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ECON 1201 Full Course Notes
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Monopoly: a firm that is the only seller of a good or service that does not have a close substitute. A firm has a monopoly if it can ignore the actions of all other firms. Monopolies do not face competition= many firms want it. To have a monopoly, barriers to entering the market but be very high-- this is because. Government action blocks the entry of more than one firm into a market. One firm has control of a key resource necessary to produce a good. There are important network externalities in supplying the good or service. Economies of scale are so large that one firm has a natural monopoly. In the us, the government blocks entry in 2 main ways: By granting a patent, copyright, or trademark to an individual or a firm, giving it to the exclusive right to produce a product.