Exam 3: Demand and Supply

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Price (dollars per ride) Quantity demanded (rides per day) Quantity supplied (rides per day) 2 100 40 4 90 50 6 80 60 8 70 70 10 60 80 12 50 90 -The table gives the demand and supply schedules for boat rides. If the supply of boat rides increases by 20 rides a day, the price will __________.

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When the demand for a good decreases, its equilibrium price _________and equilibrium quantity___________

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Beef and leather belts are complements in production. If peopleʹs concern about health shifts the demand curve for beef leftward, the result in the market for leather belts will be a

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As the price of a pound of peanuts falls, the

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What are substitutes in production?

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The ʺlaw of demandʺ states that, other things remaining the same, the quantity demanded of any good is

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A severe drought has damaged this yearʹs lettuce crop. The initial effect on the lettuce market is a

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  -In the above figure, a price of $35 per dozen would result in -In the above figure, a price of $35 per dozen would result in

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You observe that an increase in the price of salsa decreases the demand for tortilla chips and increases the demand for potato chips. You can conclude that

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Which of the following always lowers the equilibrium price?

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A change in which of the following would NOT shift the supply curve for sneakers?

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Suppose we observe that both the equilibrium price of digital cameras and the equilibrium quantity of digital cameras have increased. Which of the following events could be responsible for this?

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The interaction of supply and demand explains

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  -The above figure shows the market for pizza. Which figure shows the effect of an increase in the price of a complement such as soda? -The above figure shows the market for pizza. Which figure shows the effect of an increase in the price of a complement such as soda?

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  -The above figures show the market for hamburger meat. Which figures) shows the effect of a nation-wide strike by butchers and meat-packers? -The above figures show the market for hamburger meat. Which figures) shows the effect of a nation-wide strike by butchers and meat-packers?

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Suppose the market for CD-Rs has the demand and supply schedules shown in the table above. Suppose a technological advance increases the quantity of disks supplied at each price by 25 million. What is the new equilibrium price and the new equilibrium quantity of CD-Rs?

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Changes in which of the following shifts the supply curve of hamburgers?

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During the past twenty years, the prices of prescription drugs, relative to the prices of other goods, have risen, yet Americans buy more prescription drugs than ever. This might be because

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  -In the above figure, if D<sub>2</sub><sub> </sub>is the original demand curve and the population falls, which price and quantity might result? -In the above figure, if D2 is the original demand curve and the population falls, which price and quantity might result?

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If the U.S. Surgeon General announced that increased grapefruit juice consumption could help prevent heart attacks, what would happen to the equilibrium price and quantity of grapefruit juice?

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