Unit elastic demand refers to a situation where the percentage change in quantity demanded is equal to the percentage change in price. In other words, when the price of a product changes by a certain percentage, the quantity demanded changes by an equal percentage.
Imagine you have a favorite snack that costs $1 per bag. If the price increases by 10%, and as a result, you decide to buy 10% less of that snack, then your demand for it is unit elastic.
Inelastic Demand: Inelastic demand occurs when the percentage change in quantity demanded is less than the percentage change in price. This means that consumers are not very responsive to changes in price.
Elastic Demand: Elastic demand occurs when the percentage change in quantity demanded is greater than the percentage change in price. This means that consumers are highly responsive to changes in price.
Price Elasticity of Demand: Price elasticity of demand measures how sensitive consumers are to changes in price. It calculates the percentage change in quantity demanded divided by the percentage change in price.
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