A graph can be used to illustrate the relationship between the price of compact discs and the quantity of compact discs demanded. If there is evidence that buyers' income also influences the demand for compact discs, then a movement along the curve can be caused by a change in the price of compact discs.

Question

Quizplus · Accepted Answer

A movement along the curve is caused by a change in the price of the good itself, not by a change in any other factor influencing demand. However, a shift in the demand curve (i.e. a change in the quantity demanded at each price) can be caused by a change in buyers' income, preferences, or other factors affecting demand.

A Graph Can Be Used to Illustrate the Relationship Between