Market Mechanism And Market And Government Failure Flashcards
What are the 4 functions of prices
Signalling
Rationing
Allocating
Incentive
Signalling function
Provides info to buyers and sellers to manage economic activity
After signalling what does the incentive function mean
Firms will alter price to achieve greater profit. May be excess supply or demand
What is the rationing function
Rising prices to ration the demand for a parody (contract/expand)
Allocative function
Directs resources between markets
Away from firms with excess supply and too high price
Towards markets with excess demand and too low price
When does market failure occur
When the price mechanism performs unsatisfactory or fails to work at all
Complete market failure
Market simply does not exist
Partial market failure
Market functions but produces the wrong quantity of a good or service
Market failure in monopoly
Good too expensive
Underproduction and underconsumption
Define a private good
Excludable and rival
Describe a public good
Non excludable and non rival
Examples of private goods
Chocolate
Phones
Examples of public good
Lighthouse
Radio
Street light
What is the free rider problem
Those that benefit without paying or contributing to an economic exchange
Quasi public goods example
Electronic pricing of road use
Example of quasi oublic good
London roads due to congestion charge
Positive externality
Benefit of production and consumption to third parties
Social benefit > private benefit
Negative externality
Impacts third party through production or consumption
Social cost > private costs
Negative externality examples
Smoking - passive smokers
Alcohol - drunk driving accidents
Positive externality examples
Education - productivity - income - tax - revenue - investment
Social cost equation
Private cost + external costs
What is a merit good
Social benefits of consumption exceed private benefits e.g healthcare
Are merit goods public or private
Private, though often provided by public sector
Value judgements
Decide if a good is merit or demerit
What is a demerit good
Social costs of consumption exceed private costs
Example of demerit good
Tobcco