Bellringer, verbal
1. Is equilibrium price always fair?
2. Think of an example when it might not
be.
Bade
Chapter 7
Dead weight loss
• Misallocation of market resources
• In other words: inefficiency
• Causes:
1. market interferences (taxes, regulation)
2. Incomplete information
3. Monopolies
4. External supply issues (IE: pollution)
Functioning market at Equilibrium
Problem with Market, price now at
higher place B & C “DWL”
• QS!
• Q1 to Q2
With partners
Say the government, to help large families, made it
illegal for the price to be higher than $0.10 per roll.
1.What would happen to the amount of toilet paper people would
want to buy?
2.What would happen to the amount of toilet paper producers
would want to sell?
3.What would happen to the number of sheets per roll?
4.What would happen to the texture of the toilet paper?
5.What other markets might be effected? (paper products?)
6.Who would get first chance at buying the toilet paper?
7.What would happen to the level of corruption in the country?
Surely no country would try
this….
Price CeilingPrice Ceiling ––
limit on howlimit on how
high a price canhigh a price can
gogo
Price floorPrice floor – low– low
limit on how lowlimit on how low
a price can goa price can go
Government Solutions!
Price CeilingPrice Ceiling
Designed to helpDesigned to help
consumersconsumers
Illegal to chargeIllegal to charge
higher than the pricehigher than the price
VenezuelaVenezuela
Example: RentExample: Rent
ControlsControls
Problems?Problems?
QualityQuality
ShortagesShortages
Price CeilingPrice Ceiling
Designed to helpDesigned to help
consumersconsumers
Illegal to charge higherIllegal to charge higher
than the pricethan the price
Example: RentExample: Rent
ControlsControls
Problems?Problems?
QualityQuality
ShortagesShortages
NYC Rent clipNYC Rent clip
Price FloorsPrice Floors
Designed to help firmsDesigned to help firms
Illegal to charge lower thanIllegal to charge lower than
the pricethe price
Example: Farmers during NewExample: Farmers during New
DealDeal
Problems?Problems?
EfficiencyEfficiency
SurplusesSurpluses
Price FloorsPrice Floors
Designed to help firmsDesigned to help firms
Illegal to charge lowerIllegal to charge lower
than the pricethan the price
Example: FarmersExample: Farmers
during New Dealduring New Deal
Problems?Problems?
EfficiencyEfficiency
SurplusesSurpluses
Homework
• Complete the Price Floor/Ceiling worksheet
• Read British price floor example:
1.Draw a correctly labeled graph of what is
happening.
2.Is this a good idea?
3.Is the DWL worth it in your opinion?
4.Would you vote for this price floor in the USA?

Price floors and ceilings

  • 1.
    Bellringer, verbal 1. Isequilibrium price always fair? 2. Think of an example when it might not be. Bade Chapter 7
  • 3.
    Dead weight loss •Misallocation of market resources • In other words: inefficiency • Causes: 1. market interferences (taxes, regulation) 2. Incomplete information 3. Monopolies 4. External supply issues (IE: pollution)
  • 4.
  • 5.
    Problem with Market,price now at higher place B & C “DWL” • QS! • Q1 to Q2
  • 7.
    With partners Say thegovernment, to help large families, made it illegal for the price to be higher than $0.10 per roll. 1.What would happen to the amount of toilet paper people would want to buy? 2.What would happen to the amount of toilet paper producers would want to sell? 3.What would happen to the number of sheets per roll? 4.What would happen to the texture of the toilet paper? 5.What other markets might be effected? (paper products?) 6.Who would get first chance at buying the toilet paper? 7.What would happen to the level of corruption in the country?
  • 8.
    Surely no countrywould try this….
  • 11.
    Price CeilingPrice Ceiling–– limit on howlimit on how high a price canhigh a price can gogo Price floorPrice floor – low– low limit on how lowlimit on how low a price can goa price can go Government Solutions!
  • 12.
    Price CeilingPrice Ceiling Designedto helpDesigned to help consumersconsumers Illegal to chargeIllegal to charge higher than the pricehigher than the price VenezuelaVenezuela Example: RentExample: Rent ControlsControls Problems?Problems? QualityQuality ShortagesShortages
  • 13.
    Price CeilingPrice Ceiling Designedto helpDesigned to help consumersconsumers Illegal to charge higherIllegal to charge higher than the pricethan the price Example: RentExample: Rent ControlsControls Problems?Problems? QualityQuality ShortagesShortages NYC Rent clipNYC Rent clip
  • 14.
    Price FloorsPrice Floors Designedto help firmsDesigned to help firms Illegal to charge lower thanIllegal to charge lower than the pricethe price Example: Farmers during NewExample: Farmers during New DealDeal Problems?Problems? EfficiencyEfficiency SurplusesSurpluses
  • 15.
    Price FloorsPrice Floors Designedto help firmsDesigned to help firms Illegal to charge lowerIllegal to charge lower than the pricethan the price Example: FarmersExample: Farmers during New Dealduring New Deal Problems?Problems? EfficiencyEfficiency SurplusesSurpluses
  • 17.
    Homework • Complete thePrice Floor/Ceiling worksheet • Read British price floor example: 1.Draw a correctly labeled graph of what is happening. 2.Is this a good idea? 3.Is the DWL worth it in your opinion? 4.Would you vote for this price floor in the USA?