Respuesta :
The concept is known as Law of demand.
Law is demand states "the higher the price, the lower the quantity demanded and the lower the price, the higher the quantity demanded"
- Also, the purchasing power of a consumer can change because of Change in Income, but here the price of goods increase, so we are dealing with Law of demand
In conclusion, the consumer will buy lower quantity of good if the income level remain the same because of the high level of price. Thus, the concept is about Law of demand.
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