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Define ‘price elasticity of demand’ 

**Defining Price Elasticity of Demand**

Price elasticity of demand (PED) is a crucial concept in economics that measures how the quantity demanded of a good responds to changes in its price. Specifically, it quantifies the percentage change in quantity demanded resulting from a one percent change in price.

PED can be classified into several categories:

**Elastic Demand (PED > 1)**: In this case, a small change in price leads to a larger change in quantity demanded. This is typical for luxury goods or non-essential items. For instance, if a premium brand raises its prices, consumers may quickly switch to alternatives.

**Inelastic Demand (PED < 1)**: Here, changes in price have a relatively small effect on the quantity demanded. This is often seen with essential goods, like basic food items or medications, where consumers will continue to purchase despite price increases.

**Unitary Elastic Demand (PED = 1)**: In this situation, the percentage change in quantity demanded is equal to the percentage change in price, indicating a balanced response.

Understanding price elasticity of demand is vital for businesses when setting prices and forecasting sales. It informs pricing strategies and helps identify how changes in market conditions may affect revenue.

If you’re interested in exploring this concept further and understanding its applications in real-world scenarios, consider connecting with an online economics tutor. They can provide tailored explanations and examples that cater to your specific learning needs.

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