A change in which of the following shifts the demand curve?
A.the number of sellers in the market
B.the price of the resources used to produce the product
C.the technology with which the product is produced
D.the tastes and preferences of consumers
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If shoes rise in price, the demand curve for shoes ( ) and the quantity of shoes demanded ( ).
A.shifts leftward; decreases
B.shifts leftward; does not change
C.does not shift; decreases
D.does not shift; does not change
Which of the following lists has variables that all shift a good's demand curve?
A.price of the good, preferences, prices of substitution goods, income
B.income, preferences, number of buyers, price of complementary good
C.expectation of future price, price of the good, number of buyers, income
D.Both answers A and B are correct.
If a decrease in the price of gasoline increases the demand for large cars, then
A.gasoline and large cars are substitutes in consumption.
B.gasoline and large cars are complements in consumption.
C.gasoline is an inferior good.
D.large cars are an inferior good.
Which of the following shifts the supply curve for gasoline rightward?
A.a situation in which the quantity demanded exceeds the quantity supplied
B.an increase in the price of gasoline
C.a decrease in the price of a resource used to produce gasoline, such as crude oil
D.an increase in the demand for gas-guzzling, sport utility vehicles
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