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Which one of the following would not shift the supply curve of good X to the right?


A) a fall in the price of the factors of production used in producing X
B) an improvement in technology used in the production of X
C) a rise in the price of X
D) an increase in the price of Y,a complement in production of X
E) a fall in the price of Y,a substitute in production of X

F) A) and E)
G) A) and D)

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The demand and supply model determines


A) relative prices.
B) money prices.
C) supply prices.
D) demand prices.
E) absolute prices.

F) D) and E)
G) C) and E)

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If both demand and supply increase,then the equilibrium price


A) and equilibrium quantity increases.
B) falls but the equilibrium quantity increases.
C) could either rise or fall,but the equilibrium quantity increases.
D) rises and the equilibrium quantity could either increase or decrease.
E) falls and the equilibrium quantity could either increase or decrease.

F) A) and B)
G) B) and E)

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All shredded wheat producers have decided to add a new ingredient,the "crunch enhancer" to shredded wheat.Crunch enhancer keeps cereals crisper longer in milk and,as a result,consumers decide they like shredded wheat more than before.What happens to the supply and demand curves for shredded wheat now that it costs more to produce and consumers like it better?


A) The supply and demand curves both shift rightward.
B) The supply curve shifts rightward and the demand curve remains unchanged.
C) The supply curve shifts leftward and the demand curve shifts rightward.
D) The supply curve shifts leftward and the demand curve remains unchanged.
E) Neither curve changes but a movement occurs up along the demand curve and a movement occurs up along the supply curve.

F) A) and E)
G) C) and D)

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An increase in supply is shown by


A) a movement down along the supply curve.
B) a movement up along the supply curve.
C) a rightward shift of the supply curve.
D) a leftward shift of the supply curve.
E) an initial movement up and then down along the same supply curve.

F) A) and B)
G) A) and C)

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A rise in the price of a good


A) decreases demand for the good.
B) creates a movement up along the supply curve.
C) creates a movement down along the demand curve.
D) increases the supply of the good.
E) increases preferences for the good.

F) B) and D)
G) C) and D)

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A decrease in the quantity supplied is shown by a


A) movement down along the supply curve.
B) movement up along the supply curve.
C) rightward shift of the supply curve.
D) leftward shift of the supply curve.
E) rightward shift of the demand curve.

F) A) and B)
G) All of the above

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The price of good A rises,and the demand curve for good B shifts leftward.We can conclude that


A) A and B are substitutes.
B) A and B are complements.
C) A and B are complements in production.
D) B is an inferior good.
E) B is a normal good.

F) A) and D)
G) A) and C)

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Use the table below to answer the following questions. Table 3.4.1  Price  (dollars per  unit)   Quantity  Demanded  (units)   Quantity  Supplied  (units)  11,100502800200360042045005005420580635064073206808300700\begin{array} { c c c } \begin{array} { c } \text { Price } \\\text { (dollars per } \\\text { unit) }\end{array} & \begin{array} { c } \text { Quantity } \\\text { Demanded } \\\text { (units) }\end{array} & \begin{array} { c } \text { Quantity } \\\text { Supplied } \\\text { (units) }\end{array} \\1 & 1,100 & 50 \\2 & 800 & 200 \\3 & 600 & 420 \\4 & 500 & 500 \\5 & 420 & 580 \\6 & 350 & 640 \\7 & 320 & 680 \\8 & 300 & 700\end{array} -In Table 3.4.1,the equilibrium price is


A) $7 a unit.
B) $5 a unit.
C) $4 a unit.
D) $3 a unit.
E) $1 a unit.

F) A) and B)
G) B) and D)

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Use the table below to answer the following questions. Table 3.5.3 Demand and supply schedules for designer sport t-shirts at CoolU  Price  (dollars per t-shirt)   Quantity Supplied  (t-shirtsper month)   Quantity Demanded  (t-shirtsper month)  3150300416028051702606180240719022082002009210180102201601123014012240120\begin{array} { c c c } \hline\begin{array} { c } \text { Price } \\\text { (dollars per t-shirt) }\end{array} & \begin{array} { c } \text { Quantity Supplied } \\\text { (t-shirtsper month) }\end{array} & \begin{array} { c } \text { Quantity Demanded } \\\text { (t-shirtsper month) }\end{array} \\\hline 3 & 150 & 300 \\4 & 160 & 280 \\5 & 170 & 260 \\6 & 180 & 240 \\7 & 190 & 220 \\8 & 200 & 200 \\9 & 210 & 180 \\10 & 220 & 160 \\11 & 230 & 140 \\12 & 240 & 120\\\hline\end{array} -Refer to Table 3.5.3.A new store opens up on the edge of campus,Great Wild North Sportswear,which has the capacity to do as much business as all the existing businesses.The quantity of t-shirts supplied doubles at each price.In addition,in a television interview,Joe Cool shows off his designer sport t-shirt,setting off a new craze that doubles business at the local sportswear establishments.The quantity of t-shirts demanded doubles at each price.The new equilibrium price is $________ and the new equilibrium quantity is ________ t-shirts per month.


A) 8;400
B) 8;200
C) 3;400
D) 12;240
E) 16;400

F) All of the above
G) A) and B)

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The law of demand states that,other things remaining the same,


A) the higher the price of a good,the smaller is the quantity demanded.
B) the higher the price of a good,the smaller is the quantity supplied.
C) price and quantity supplied are positively related.
D) as income increases,willingness to pay for the last unit increases.
E) the higher the price of a good,the greater is the quantity demanded.

F) B) and E)
G) D) and E)

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Which one of the following statements best characterizes point B in Figure 3.2.1?


A) Producers would be unwilling to sell the 9,000th apple for less than $0.50.
B) The most that consumers would be willing to pay for the 9,000th apple is $0.50.
C) At a price of $0.50,consumers will be unwilling to buy any apples.
D) At a price of $0.50,there will be an apple shortage.
E) At point B,the market is in equilibrium.

F) A) and B)
G) A) and C)

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If a factor of production can be used to produce either good A or good B,then A and B are


A) substitutes in production.
B) complements in production.
C) substitutes.
D) complements.
E) normal goods.

F) A) and B)
G) A) and C)

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Which of the following events leads to a rise in the price of oranges?


A) a rise in the price of apples if apples and oranges are substitutes
B) a scientific discovery that oranges cause hair loss
C) a decrease in income if oranges are a normal good
D) good growing weather in Florida
E) a technological improvement in the production of oranges

F) C) and D)
G) B) and C)

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Which one of the following would result in a movement from point A to point B in Figure 3.2.1?


A) a fall in the price of apples
B) a rise in the price of oranges
C) an increase in population size
D) public concern about chemicals sprayed on apples
E) a rise in the price of bananas

F) A) and E)
G) A) and D)

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Since 1980,there has been a dramatic increase in the number of working mothers.Based on this information alone,we can predict that the market for child care services has experienced


A) an increase in demand.
B) a decrease in demand.
C) an increase in quantity demanded.
D) a decrease in quantity supplied.
E) an increase in supply.

F) A) and D)
G) B) and D)

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If we observe an increase in the equilibrium quantity of good A,we know that


A) either the demand for A has increased or the supply of A has decreased or both.
B) either the demand for A has increased or the supply of A has increased or both.
C) either the demand for A has decreased or the supply of A has increased or both.
D) either the demand for A has decreased or the supply of A has decreased or both.
E) none of the above.

F) D) and E)
G) A) and D)

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The supply curve of a good slopes upward to the right because of


A) technological improvements over time.
B) the law of supply.
C) the law of demand.
D) the existence of substitutes in production.
E) the fact that prices tend to rise over time.

F) D) and E)
G) C) and D)

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Farm land can be used to produce either cattle or corn.If the demand for cattle increases,then the


A) demand for corn increases.
B) supply of corn increases.
C) demand for corn decreases.
D) supply of corn decreases.
E) both B and C.

F) A) and C)
G) A) and D)

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Which one of the following will shift the supply curve of good X leftward?


A) a decrease in the wages of workers employed to produce X
B) an increase in the cost of machinery used to produce X
C) a technological improvement in the production of X
D) a situation where quantity demanded exceeds quantity supplied
E) a decrease in the cost of capital used to produce X

F) C) and E)
G) B) and E)

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