Question

Explain why economists differentiate between a “change in demand"

and a “change in quantity demanded." Why don't they use these phrase
interchangeably?

This is a question for economics

Answer 1

change in demand and change in quantity demanded have two pretty different meanings.

Step-by-step explanation:

change in demand is meaning there is a change it what people may need at the moment but change in quantity demanded is referring to how much they may need of a certain thing