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Combining Supply and Demand Chapter 6.  Price at which quantity supplied is equal to quantity demanded  Intersection of the demand and supply curves.

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Presentation on theme: "Combining Supply and Demand Chapter 6.  Price at which quantity supplied is equal to quantity demanded  Intersection of the demand and supply curves."— Presentation transcript:

1 Combining Supply and Demand Chapter 6

2  Price at which quantity supplied is equal to quantity demanded  Intersection of the demand and supply curves ◦ All free markets want to be at equilibrium ◦ Natural forces will cause a return to equilibrium when things get out of balance

3 $ S D Q E

4  Disequilibrium – condition in which quantity supplied is not equal to quantity demanded  Shortage – quantity supplied is less than quantity demanded at a given price  Surplus – quantity supplied is greater than quantity demanded at a given price

5  Increase S D $ Q E D2D2 E2E2

6  Decrease $ Q S D D2D2 E E2E2

7  Increase S D S2S2 $ Q E E2E2

8  Decrease E E2E2 S S2S2 D $ Q

9  Price Floor – minimum price that can legally be charged for a g/s ◦ Guarantee for the producer ◦ Creates a surplus  Price Ceiling – maximum price that can legally be charged for a g/s ◦ Protection for the consumer ◦ Creates a shortage

10 $ Q S D E Floor QsQs QDQD

11 Ceiling $ Q S D QSQS QDQD E

12  Draw a market equilibrium graph for a hypothetical good or service  Explain a change in supply or demand  Tell what factor caused the change  Show the effects on the graph ◦ Use the blank half sheet ◦ Put your name on the paper ◦ Turn in before you leave today


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