Question :
81) Soda and peanuts complements. Other influences buying plans remaining : 1238999
81) Soda and peanuts are complements. Other influences on buying plans remaining the same, a rise in the price of soda
A) increases the demand for peanuts.
B) decreases the demand for peanuts.
C) decreases the demand for soda.
D) increases the demand for soda.
E) has no effect on the demand for peanuts, though it does change the quantity demanded of peanuts.
82) People come to expect that the price of a gallon of gasoline will rise next week. As a result,
A) today’s supply of gasoline increases.
B) today’s demand for gasoline increases.
C) the price of a gallon of gasoline falls today.
D) next week’s supply of gasoline decreases.
E) today’s demand for gasoline and today’s supply of gasoline do not change.
83) One reason the demand for laptop computers might increase is a
A) fall in the price of a laptop computers.
B) fall in price of desktop computers.
C) change in preferences as laptops have become more portable, with faster processors and larger hard drives.
D) poor quality performance record for laptop computers.
E) decrease in income if laptops are a normal good.
84) Teenagers drink more soda than other age groups. If the number of teenagers increases, everything else remaining the same,
A) market demand for soda increases.
B) market demand for soda decreases.
C) market demand for soda does not change.
D) there is a movement along the market demand curve for soda.
E) None of the above answers is correct because the effect on the demand depends whether the supply curve shifts rightward, leftward, or not at all.
85) The number of buyers of sport utility vehicles, SUV, decreases sharply. So the
A) demand curve for SUVs shifts leftward.
B) demand curve for SUVs shifts rightward.
C) demand curve for SUVs does not shift, nor is there a movement along then demand curve.
D) demand curve for SUVs does not shift, but there is a movement downward along it.
E) supply curve for SUVs shifts rightward.
86) When moving along a demand curve, which of the following changes?
A) the consumers’ incomes
B) the prices of other goods
C) the number of buyers
D) the price of the good
E) the consumers’ preferences
87) The graph illustrates the demand curve for soda. After a rise in the price of a soda from $1.00 a can to $2.00 a can, the quantity of soda demanded
A) decreases from 2 cans to 0 cans a day.
B) increases from 0 cans to 2 cans a day.
C) remains unchanged.
D) decreases from 1 can to 0 cans a day.
E) cannot be determined from the figure because the demand curve will shift to a new curve.
88) Pizza and tacos are substitutes, and the price of a pizza increases. Which of the following correctly indicates what happens?
A) The demand for pizzas decreases and the demand for tacos increases.
B) The demand for both goods decreases.
C) The quantity of tacos demanded increases and the quantity of pizza demanded decreases.
D) The quantity of pizza demanded decreases and the demand for tacos increases.
E) The demand for each decreases because both are normal goods.
89) If the price of a DVD falls,
i.the demand curve for DVDs will shift rightward.
ii.the demand curve for DVDs will not shift.
iii.there will be a movement along the demand curve for DVDs.
A) i only
B) ii only
C) iii only
D) ii and iii
E) i and iii
