Exam 4: Supply and Demand

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In Operation Desert Storm, oil facilities in Iraq were attacked amid strong demand for oil. In response, political pressure motivated OPEC to increase the daily quota by 2 million barrels a day. Assuming demand did not change, which of the following series of prices most likely matches how the price of a barrel of oil changed from (1)before the attack, to (2)just after the attack, to (3)after OPEC increased the quota?

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When quantity demanded is greater than quantity supplied, the resulting shortage causes the price to fall.

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When the number of Alaskan fishermen increased, salmon prices fell to record lows. This could be shown graphically by a shift in the:

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Assume the graph shown reflects demand in the automobile market. Which arrow best captures the impact of increased consumer income on the automobile market? Assume the graph shown reflects demand in the automobile market. Which arrow best captures the impact of increased consumer income on the automobile market?    Assume the graph shown reflects demand in the automobile market. Which arrow best captures the impact of increased consumer income on the automobile market?

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Refer to the graphs shown. If the quantity demanded by consumers is the same for every price, then the demand curve would look like: Refer to the graphs shown. If the quantity demanded by consumers is the same for every price, then the demand curve would look like:

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An improvement in the technology for producing a good will shift the supply curve for that good to the left.

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Which curve shown below represents the market supply given the following individual supply tables?  Which curve shown below represents the market supply given the following individual supply tables?    \begin{array} { | c | c | c | c | }  \hline \text { Price } & \mathbf { S 1 } & \mathbf { S2 } & \mathbf { S3 } \\ \hline 30 & 60 & 15 & 60 \\ \hline 40 & 70 & 20 & 80 \\ \hline 50 & 80 & 25 & 100 \\ \hline 60 & 90 & 30 & 120 \\ \hline \end{array} Price 30 60 15 60 40 70 20 80 50 80 25 100 60 90 30 120

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When gasoline prices fall, the demand for alternative fuel cars likely:

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Refer to the graphs shown. The relevant market is corn. The impact of a poor corn harvest on the market for corn would most likely be demonstrated by which graph? Refer to the graphs shown. The relevant market is corn. The impact of a poor corn harvest on the market for corn would most likely be demonstrated by which graph?

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An increase in the number of firms causes the price firms are able to charge to fall, which results in a movement along the market supply curve.

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If supply and demand both shift to the right, equilibrium quantity:

(Multiple Choice)
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Refer to the graphs shown. Suppose the price of a good that is a substitute in both consumption and production for the good depicted in the graph falls. The expected shifts in supply and demand are shown in: Refer to the graphs shown. Suppose the price of a good that is a substitute in both consumption and production for the good depicted in the graph falls. The expected shifts in supply and demand are shown in:

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The diagram below represents the producer side of the market for skateboards in New York.The current price of skateboards is PA.Each of the events described below will have some impact on the supply of skateboards.For each event,draw a picture to illustrate the effect of the event.Be sure to explain your pictures using pertinent economic terminology ("movement along" or "change in quantity"). The diagram below represents the producer side of the market for skateboards in New York.The current price of skateboards is P<sub>A</sub>.Each of the events described below will have some impact on the supply of skateboards.For each event,draw a picture to illustrate the effect of the event.Be sure to explain your pictures using pertinent economic terminology (movement along or change in quantity).   (a)A drop in the price of skateboards. (b)An increase in the price of wheels used in the manufacturing of skateboards. (a)A drop in the price of skateboards. (b)An increase in the price of wheels used in the manufacturing of skateboards.

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Movements down the rows (A to E)in the demand table are represented by movements up along a demand curve. Price Quantity A 0 50 B 1 40 C 2 30 D 3 20 E 4 10

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Given that diesel cars get much better gas mileage than the typical car, an increase in the price of gasoline would be expected to:

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Suppose the supply and demand tables shown reflect the supply and demand for milk per week. What is the equilibrium price and quantity of milk? Price (per gallm) Quantity demanded (gallons per week) Quantity Supplied (gallms per week) \ 1 2,000 1,000 \ 2 1,500 1,500 \ 3 1,000 2,000 \ 4 500 2,500

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If Argentina imposes a 20 percent tax on natural gas exports to be paid by suppliers. Other things equal, this causes the:

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Refer to the graphs shown. The curve that best illustrates the law of supply is: Refer to the graphs shown. The curve that best illustrates the law of supply is:

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Given the graph, the quantity that would be associated with the price of $4 in a demand table would be: Given the graph, the quantity that would be associated with the price of $4 in a demand table would be:

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Stuffed-Crust Pizza is a new pizza introduced by Pizza Hut.What happens to the equilibrium price and equilibrium quantity of Stuffed-Crust Pizza in each of the following situations? a.Due to weather conditions,the output of wheat decreased and the price of wheat flour increased. b.The price of beer decreased. c.Domino's Pizza introduced a similar pizza that sold for $1 less than the one sold by Pizza Hut. d.A recession reduced households' income. e.A new oven technology reduced the time it takes to bake a pizza.

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