Chapter 3_1: Demand and Supply

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Question 1: A relative price is
a. the ratio of one price to another.
b. the difference between one price and another.
c. the slope of the supply curve.
d. the slope of the demand curve.

Question 2: If the price of a candy bar is $1 and the price of a fast food meal is $5,
a. the money price of a fast food meal is 1/5 of a candy bar.
b. the money price of a candy bar is 1/5 of a fast food meal.
c. the relative price of a fast food meal is 5 candy bars.
d. the relative price of a candy bar is 5 fast food meals.

Question 3: If the price of a hot dog is $2 and the price of a hamburger is $4,
a. the money price of a hamburger is 2 hot dogs.
b. the money price of a hot dog is 2 hamburgers.
c. the relative price of a hot dog is 1/2 of a hamburger.
d. the relative price of a hamburger is 1/2 of a hot dog.

Question 4: The opportunity cost of a hot dog in terms of hamburgers is
a. the price of a hot dog minus the price of a hamburger.
b. the ratio of the slope of the supply curve for hot dogs to the slope of the supply curve for hamburgers.
c. the ratio of the slope of the demand curve for hot dogs to the slope of the demand curve for hamburgers.
d. the ratio of the price of a hot dog to the price of a hamburger.

Question 5: Wants, as opposed to demands,
a. depend on the price.
b. are the goods the consumer plans to acquire.
c. are the unlimited desires of the consumer
d. are the goods the consumer has acquired.

Question 6: Scarcity guarantees that
a. wants will exceed demands.
b. demands will be equal to wants.
c. demands will exceed wants.
d. most demands will be satisfied.

Question 7: The law of demand states that, other things remaining the same, the higher the price of a good, the
a. smaller is the demand for the good.
b. smaller is the quantity of the good demanded.
c. larger is the quantity of the good demanded.
d. larger is the demand for the good.

Question 8: The law of demand implies that, other things remaining the same,
a. as the demand for cheeseburgers increases, the price of a cheeseburger will fall.
b. as the price of a cheeseburger rises, the quantity of cheeseburgers demanded will decrease.
c. as income increases, the quantity of cheeseburgers demanded will increase.
d. as the price of a cheeseburger rises, the quantity of cheeseburgers demanded will increase.

Question 9: Which of the following is consistent with the law of demand?
a. A decrease in the price of a gallon of milk causes a decrease in the quantity of milk demanded.
b. An increase in the price of a soda causes a decrease in the quantity of soda demanded.
c. An increase in the price of a tape causes an increase in the quantity of tapes demanded.
d. A decrease in the price of juice causes no change in the quantity of juice demanded.

Question 10: Which of the following influences people's buying plans and varies moving along a demand curve?
a. preferences
b. the price of the good
c. income
d. the prices of related goods

Question 11: The law of demand states that
a. a decrease in the price of a good shifts the demand curve leftward.
b. other things remaining the same, the higher the price of a good, the smaller is the quantity demanded.
c. other thing remaining the same, the higher the price of a good, the larger is the quantity demanded.
d. an increase in the price of a good shifts the demand curve leftward.

Question 12: Each point on the demand curve reflects
a. the highest price consumers are willing and able to pay for that particular unit of a good.
b. the highest price sellers will accept for all units they are producing.
c. the lowest-cost technology available to produce a good.
d. all the wants of a given household.

Question 13: A drop in the price of a compact disc shifts the demand curve for prerecorded tapes leftward. From that you know compact discs and prerecorded tapes are
a. normal goods.
b. substitutes.
c. inferior goods.
d. complements.

Question 14: A substitute is a good
a. of higher quality than another good.
b. that is not used in place of another good.
c. that can be used in place of another good.
d. of lower quality than another good.

Question 15: People buy more of good 1 when the price of good 2 rises. These goods are
a. normal goods.
b. complements.
c. substitutes.
d. inferior goods.

Question 16: Which of the following pairs of goods are most likely substitutes?
a. compact discs and compact disc players
b. lettuce and salad dressing
c. cola and lemon lime soda
d. peanut butter and gasoline

Question 17: The demand for a good increases when the price of a substitute ________ and also increases when the price of a complement ________.
a. falls; falls
b. rises; falls
c. rises; rises
d. falls; rises

Question 18: A complement is a good
a. used in conjunction with another good.
b. used instead of another good.
c. of lower quality than another good.
d. of higher quality than another good.

Question 19: Suppose people buy more of good 1 when the price of good 2 falls. These goods are
a. substitutes.
b. inferior.
c. normal.
d. complements.

Question 20: As the opportunity cost of a good decreases, people buy
a. more of that good but less of its complements.
b. less of that good and also less of its complements.
c. less of that good but more of its complements.
d. more of that good and also more of its complements.

Question 21: People come to expect that the price of a gallon of gasoline will rise next week. As a result,
a. next week's supply of gasoline decreases.
b. the price of a gallon of gasoline falls today.
c. today's supply of gasoline increases.
d. today's demand for gasoline increases.

Question 22: The demand curve for a normal good shifts leftward if income ________ or the expected future price ________.
a. decreases; falls
b. increases; rises
c. increases; falls
d. decreases; rises

Question 23: If income increases or the price of a complement falls,
a. the supply curve of a normal good shifts leftward.
b. the supply curve of a normal good shifts rightward.
c. the demand curve for a normal good shifts rightward.
d. the demand curve for a normal good shifts leftward.

Question 24: If income decreases or the price of a complement rises,
a. there is an upward movement along the demand curve for the good.
b. there is a downward movement along the demand curve for the good.
c. the demand curve for a normal good shifts leftward.
d. the demand curve for a normal good shifts rightward.

Question 25: Normal goods are those for which demand decreases as
a. the price of a substitute falls.
b. the price of a complement falls.
c. the good's own price rises.
d. income decreases.

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