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Lecture Macro economic: Chapter 2 - Lương Mỹ Thùy Dương

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 Lecture "Macro economic - Chapter 2: The market forces of supply and demand" provides students with the knowledge: Supply and demand are the two words that economists use most often; supply and demand are the forces that make market economies work; modern microeconomics is about supply, demand, and market equilibrium. You are invited the same reference.

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Nội dung Text: Lecture Macro economic: Chapter 2 - Lương Mỹ Thùy Dương

  1. Chapter 2 The Market Forces of Supply and Demand
  2. Topic Plant  Supply and Demand  Elasticity and Its Application  Supply, Demand and Government Policies
  3. The Market Forces of Supply and Demand Supply and demand are the two words that economists use most often. Supply and demand are the forces that make market economies work. Modern microeconomics is about supply, demand, and market equilibrium.
  4. Markets A market is a group of buyers and sellers of a particular good or service. The terms supply and demand refer to the behavior of people . . . as they interact with one another in markets.
  5. Markets  Buyers determine demand.  Sellers determine supply.
  6. Market Type: A Competitive Market A competitive market is a market. . . with many buyers and sellers. that is not controlled by any one person. in which a narrow range of prices are established that buyers and sellers act upon.
  7. Competition: Perfect and Otherwise Perfect Competition  Products are the same  Numerous buyers and sellers so that each has no influence over price  Buyers and Sellers are price takers
  8. Competition: Perfect and Otherwise Monopoly  One seller, and seller controls price Oligopoly  Few sellers  Not always aggressive competition
  9. Competition: Perfect and Otherwise Monopolistic Competition  Many sellers  Slightly differentiated products  Each seller may set price for its own product
  10. Demand Quantity demanded is the amount of a good that buyers are willing and able to purchase.
  11. Law of Demand The law of demand states that there is an inverse relationship between price and quantity demanded.
  12. Demand Schedule The demand schedule is a table that shows the relationship between the price of the good and the quantity demanded.
  13. Demand Schedule Price Quantity $0.00 12 0.50 10 1.00 8 1.50 6 2.00 4 2.50 2 3.00 0
  14. Determinants of Demand Market price Consumer income Prices of related goods Tastes Expectations Number of buyers
  15. Demand Curve The demand curve is the downward- sloping line relating price to quantity demanded.
  16. Demand Curve Price of Ice-Cream Cone P r ic e Q u a n t it y $3.00 $ 0 .0 0 12 0 .5 0 10 2.50 1 .0 0 8 1 .5 0 6 2.00 2 .0 0 4 2 .5 0 2 1.50 3 .0 0 0 1.00 0.50 Quantity of 0 1 2 3 4 5 6 7 8 9 10 11 12 Ice-Cream Cones
  17. Market Demand Market demand refers to the sum of all individual demands for a particular good or service. Graphically, individual demand curves are summed horizontally to obtain the market demand curve.
  18. Change in Quantity Demanded versus Change in Demand Change in Quantity Demanded  Movement along the demand curve.  Caused by a change in the price of the product.
  19. Changes in Quantity Price of Cigarettes Demanded per Pack A tax that raises the price of cigarettes C results in a movement $4.00 along the demand curve. 2.00 A D1 0 12 20 Number of Cigarettes Smoked per Day
  20. Change in Quantity Demanded versus Change in Demand Change in Demand A shift in the demand curve, either to the left or right.  Caused by a change in a determinant other than the price.
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