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Which of the following would cause a normal good’s demand curve to shift to the left? Group of answer choices.

a) Increase in consumer income
b) Decrease in the price of a substitute good
c) Negative change in consumer preferences
d) Increase in the price of a complementary good

User Rienix
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Final answer:

An increase in consumer income would cause a normal good's demand curve to shift to the left.

Step-by-step explanation:

A higher level of income causes a demand curve for a normal good to shift to the right. However, for an inferior good, a higher level of income would cause the demand curve for that good to shift to the left. Therefore, the correct option from the given choices that would cause a normal good's demand curve to shift to the left is a) Increase in consumer income.

User T Burgis
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