Price ceilings
Maximum prices=>
The gov. or an industry regulator can set a maximum price to prevent the market price from rising above a certain level
A maximum price must be set below the normal free market equilibrium price to have any effect on price and output
Advantages
A useful surrogate for completion
Hold prices down- consumer welfare gains
Incentives for business to cut costs to maintain profits
Disadvantages
Reduces profits - less money for capitl investment
May dissuade people that are new to this market from entering, as the potential for profit is diminished, thereby limiting competition and innovation.
Firms might raise prices in other ways
Price floors
Minimum Price=> Suppliers cannot sell products legally at a lower price
A form of gov. intervention
It must be set above normal free market equilibrium
If set below there will be no impact as the market price will remain unchanged, leading to potential surpluses and inefficiencies in the market.