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Demand and Supply
Quick questions on Movements along versus shifts of demand and supply curves explained: O-Level Economics
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is the single rule that decides everything?Show answer
There is one rule to remember:
What is movements along the demand curve?Show answer
When the good's own price changes, you move from one point on the existing demand curve to another. This is called a change in quantity demanded:
What is shifts of the demand curve?Show answer
When a determinant other than the good's own price changes, such as income, tastes, population, or the price of a related good, the whole demand curve shifts. This is called a change in demand:
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