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Chapter 14: Government and Market Failure. Externalities. Negative externalities Positive externalities. Negative externalities. Positive externality. Solution. Taxes or subsidies regulations. Pollution. Marketable pollution permits. Coase theorem.
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Externalities • Negative externalities • Positive externalities
Solution • Taxes or subsidies • regulations
Pollution • Marketable pollution permits
Coase theorem • If property rights are well defined and there are no transaction costs, private bargaining can correct for the presence of positive or negative externalities
Common property resources • Examples: • fisheries • endangered species • collective farms • communes • Solutions: • establishment of property rights • regulations
Public goods • A good that is nonrival in consumption • free rider problem underproduction • Solutions: subsidies or public provision
Imperfect information • Asymmetric information – one party to a contract has different information than the other party • Adverse selection • Moral hazard
Adverse selection • Occurs when the parties who are willing to accept a contract are of “lower quality” (from the perspective of the other party) than a random member of the population • “Lemon’s problem” • Examples: used cars, insurance issues, financial markets
Moral hazard • Occurs when one party to a contract has an incentive to alter his or her behavior to the detriment of the other party once a contract exists
Solutions to asymmetric information problems • Mandated information requirements • Mandated warranties • Copayments and deductibles • Incentive-compatible contracts designed to reduce the moral hazard problem
Government failure • Public choice theory • Logrolling • Rent seeking