When commodity X sold for N25 per unit, 50 units of commodity Y were purchased.
ECONOMICS
WAEC 2000
When commodity X sold for N25 per unit, 50 units of commodity Y were purchased. With an increase in the price of commodity X to N50 per unit, the demand for commodity Y fell to 20 units.
The two commodities can be classified as?
- A. Substitutes
- B. durable and non-durable
- C. intermediate and final
- D. complements
Correct Answer: D. complements
Explanation
A complementary good is a good whose use is related to the use of an associated or paired good. An increase in the price of one, will also affect the demand of the other good. Example; computers need software to function. An increase in the price of a computer system, will affect the demand of software
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