Consider the market for smart phones.Which of the following shifts the demand curve rightward?
A) an increase in the price of smart phones
B) a decrease in the price of smart phones
C) an increase in the price of land-line phone service, a substitute for smart phones
D) a decrease in the number of smart phone buyers
E) an increase in the supply of smart phones.

Question

Quizplus · Accepted Answer

An increase in the price of land-line phone service, a substitute for smart phones, makes smart phones more attractive to consumers, thus increasing the demand for smart phones and shifting the demand curve rightward.

Consider the Market for Smart Phones