SOLVED

61) Over the next few years more and more people prefer to ride on scooters. Which of the figures above best illustrates how this change affects the demand curve for scooters? A) Figure A B) Figure B C) Figure C D) Figure D E) None of the above answers is correct because the change in tastes will affect the supply curve not the demand curve. 62) A scooter uses much less gasoline than does a car. Suppose the price of gasoline rises substantially. Which of the figures above best illustrates how this change affects the demand curve for scooters? A) Figure A only B) Figure B only C) Figure C only D) Figure D only E) Both Figure A and Figure D 63) In the above figure, the movement from point a to point b reflects A) a decrease in the price of pizza. B) an increase in the demand for pizza. C) an increase in the number of people who eat pizza. D) an increase in the price of the tomato sauce used to produce pizza. E) a decrease in the number of firms producing pizza. 64) In the above figure, the shift in the demand curve from D to D1 can be the result of A) an increase in the price of pizza. B) an increase in the price of a sub sandwich, a substitute for pizza. C) an increase in the price of soda, a complement to pizza. D) a change in quantity demanded. E) a decrease in income if pizza is a normal good. 65) In the above figure, the shift in the demand curve from D to D2 can be the result of A) an increase in income if pizza is a normal good. B) an increase in the price of a sub sandwich, a substitute for pizza. C) an increase in the price of soda, a complement to pizza. D) a change in quantity demanded. E) a decrease in the supply of pizza that raises the price of pizza. 66) The figure above shows the market for iPods. Which of the following creates a movement from point A to point B? A) a requirement that all students at universities have an iPod B) a decrease in the price of iPods C) a decrease in the price of Zunes, a substitute for iPods D) an increase in the price of iPods E) an increase in people’s incomes 67) The figure above shows the market for iPods. Which of the following shifts the demand curve from D0 to D1? A) a decrease in the price of Zunes, a substitute for iPods B) an increase in the price of iPods C) a requirement that all students at universities have an iPod D) a decrease in the price of iPods E) an increase in people’s incomes 68) The figure above shows the market for iPods. Which of the following shifts the demand curve from D0 to D2? A) a decrease in the price of Zunes, a substitute for iPods B) an increase in the price of iPods C) a requirement that all students at universities have an iPod D) a decrease in the price of iPods E) a decrease in people’s incomes if iPods are a normal good 69) Pizza is a normal good. In the above figure, the shift in the demand curve from D to D2 can be the result of A) a decrease in the price of soda, a complement to pizza. B) an increase in the price of hamburgers, a substitute for pizza. C) a decrease in income. D) a study that shows that pizza is a very healthy food. E) an increase in the cost of producing pizza. 70) In the above figure, the shift in the demand curve from D to D1 can be the result of A) a decrease in income if pizza is a normal good. B) a decrease in the price of a sub sandwich, a substitute for pizza. C) an increase in the price of soda, a complement to pizza. D) an increase in the number of teenagers, all of whom demand more pizza than do other age groups. E) new technology that increases the profit from producing pizza.