Multiple Choice
In order to determine a causation between a change in the price of iPhones and the amount of iPhones purchased by customers, an economist must show that
A) there is no correlation between the price of iPhones and the quantity of iPhones purchased.
B) the change in the quantity of iPhones purchased occurs after the change in the price of iPhones.
C) the change in the price of iPhones occurs along with the change in the quantity of iPhones purchased.
D) the changes in the price and quantity of iPhones purchased always move in the same direction.
E) the change in the price of iPhones brings about the change in the quantity of iPhones purchased.
Correct Answer:

Verified
Correct Answer:
Verified
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