Suppose Katie, Kendra, and Kristen each purchase a particular type of cell phone at a price of $80 . Katie's willingness to pay was $100, Kendra's willingness to pay was $95, and Kristen's willingness to pay was $80 . Which of the following statements is correct?
a. For the three individuals together, consumer surplus amounts to $35.
b. Having bought the cell phone, Kristen is better off than she would have been had she not bought it.
c. Had the price of the cell phone been $95 rather than $80, Katie and Kendra definitely would have been buyers and Kristen definitely would not have been a buyer.
d. The fact that all three individuals paid $80 for the same type of cell phone indicates that each one placed the same value on that cell phone.
a
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change in demand
What will be an ideal response?