market failures and Govt Intervention Flashcards
what is a market failure
when in a free market, without govt intervention, there is a failure to efficiently allocate resources
what is a missing market
a missing market is when a market doesn’t exist because the functions of price are broken down. it would be pareto efficient but no such market exists
what is allocative efficiency
when the combination of goods that best suit consumer tastes and preferences are being produced
what is complete market failure
when a market doesn’t exist at all, there is a missing market
what is partial market failure
when a market exists but for various reasons such as externalities, the wrong amount of it exists
what are the types of market failures
public goods, monopolies, imperfect info, factor immobility, externalities, inequality, demerit and merit goods
what does the price equilibrium show if there is no market failure
maximum social welfare.
what is social welfare
the sum of producer and consumer surplus
what are examples of govt intervention
indirect taxes, subsidies, bans, price controls, provisions, regulations
what is a public good
a good that is non excludable- nobody can be excluded from benefiting, non rival- consumption of one person doesn’t decrease amount available for another, non rejectable- it cannot be avoided/refused
what is a quasi public good
a good which posseses some of the characteristics of a public good but not all
what is a free rider
someone who consumes a good without paying
what is a negative externality
the negative spillover effect to third parties
what is an externality
the spillover cost or benefit to third parties as a result of consumption and production. msc>mpc
whats a positive externality
the positive spillover effect onto third parties as a result of a market transaction. msb>mpb
what is the marginal external cost
the spillover cost to third parties of an economic transaction
what is the marginal private cost
the cost to individuals or producers
what is the marginal social cost
the full cost to society of an economic transaction includes private and external costs
draw the negative externalities