Why Is This Notebook $1 More Today?
The shelf label gives the first clue: a sale just ended.
A notebook costs $2 on Saturday. On Monday, it costs $3. What happened?
The label gives a clue: “Weekend sale ended.” The usual price was $3.
A sale price is a lower price that a shop offers for a limited time.
One price can rise for lots of reasons. A sale might end, or a shop's costs might change.
Inflation means prices are rising across many goods and services over time. You need to check lots of prices to learn about it. This one notebook isn't enough.
Money words
Sale price
A lower price a shop offers for a limited time.
One price may rise because a sale ended. Inflation is about prices across many things over time.