Which of the following combinations of a market change and its direct consequence on the demand curve for Good XXX (which is classified as an inferior good) is correct?
Cause: The market price of Good XXX falls; Consequence: The demand curve for Good XXX shifts to the right
Cause: Average consumer real income rises; Consequence: The demand curve for Good XXX shifts to the right
Cause: The price of a complementary good to Good XXX rises; Consequence: There is a movement up along the demand curve for Good XXX
Cause: The price of a close substitute for Good XXX falls; Consequence: The demand curve for Good XXX shifts to the left
