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EconomicsEconomics149 views·Updated May 24, 2026·2 pages

Understanding Price Elasticity of Demand in Economics

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Reuben Cowell@reubencowell

Ever wondered why some products seem to fly off shelves... Show more

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DIRO
200
100
00
100
LF 32876273 A
F6
EURO
OOL
ВСЕ ЕСВ ЕЦБ ЕД
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### 1.3.5

Understanding Price Elasticity of Demand

Think about your favourite chocolate bar versus petrol for cars - when prices change, people react very differently to each. Price elasticity of demand measures exactly how much demand changes when prices go up or down.

Price elastic goods see big changes in demand when prices shift. If your local cinema raises ticket prices by 20%, loads fewer people might turn up because there are other entertainment options. The demand responds proportionally (or more) to the price change.

On the flip side, price inelastic goods barely see demand change even when prices jump. People still buy petrol even when it gets expensive because they need to get to work. These products are gold mines for businesses because they can raise prices without losing many customers.

Quick tip: Elastic = big reaction to price changes. Inelastic = small reaction to price changes.

2
of 2
IRO
100円
LF 32876270 A
F6
LF328-
100*
EURO
100*
20
DIRO
200
100
00
100
LF 32876273 A
F6
EURO
OOL
ВСЕ ЕСВ ЕЦБ ЕД
100
ΕΥΡΩ
EURO
DO

### 1.3.5

What Makes Products Elastic or Inelastic?

Several key factors determine whether a product will be price sensitive or not. Availability of substitutes is huge - if there are loads of alternatives, people will easily switch when prices rise.

Branding and time on the market matter loads too. Think about how Apple can charge premium prices because of their strong brand loyalty. The nature of the good is crucial - necessities like bread and milk tend to be inelastic, whilst luxuries like designer clothes are typically elastic.

Companies spend millions trying to make their products more price inelastic through clever marketing and creating unique selling points. When they succeed, they can raise prices without losing customers. However, governments often step in to prevent firms from exploiting this too much.

Remember: Necessities = inelastic (people buy regardless). Luxuries = elastic (people can easily skip them).

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EconomicsEconomics149 views·Updated May 24, 2026·2 pages

Understanding Price Elasticity of Demand in Economics

user profile picture
Reuben Cowell@reubencowell

Ever wondered why some products seem to fly off shelves when prices drop, whilst others barely budge? That's all about price elasticity of demand - basically how much consumers react to price changes. Understanding this concept helps explain why companies... Show more

1
of 2
IRO
100円
LF 32876270 A
F6
LF328-
100*
EURO
100*
20
DIRO
200
100
00
100
LF 32876273 A
F6
EURO
OOL
ВСЕ ЕСВ ЕЦБ ЕД
100
ΕΥΡΩ
EURO
DO

### 1.3.5

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Understanding Price Elasticity of Demand

Think about your favourite chocolate bar versus petrol for cars - when prices change, people react very differently to each. Price elasticity of demand measures exactly how much demand changes when prices go up or down.

Price elastic goods see big changes in demand when prices shift. If your local cinema raises ticket prices by 20%, loads fewer people might turn up because there are other entertainment options. The demand responds proportionally (or more) to the price change.

On the flip side, price inelastic goods barely see demand change even when prices jump. People still buy petrol even when it gets expensive because they need to get to work. These products are gold mines for businesses because they can raise prices without losing many customers.

Quick tip: Elastic = big reaction to price changes. Inelastic = small reaction to price changes.

2
of 2
IRO
100円
LF 32876270 A
F6
LF328-
100*
EURO
100*
20
DIRO
200
100
00
100
LF 32876273 A
F6
EURO
OOL
ВСЕ ЕСВ ЕЦБ ЕД
100
ΕΥΡΩ
EURO
DO

### 1.3.5

Sign up to see the content. It's free!

  • Access to all documents
  • Improve your grades
  • Join milions of students

What Makes Products Elastic or Inelastic?

Several key factors determine whether a product will be price sensitive or not. Availability of substitutes is huge - if there are loads of alternatives, people will easily switch when prices rise.

Branding and time on the market matter loads too. Think about how Apple can charge premium prices because of their strong brand loyalty. The nature of the good is crucial - necessities like bread and milk tend to be inelastic, whilst luxuries like designer clothes are typically elastic.

Companies spend millions trying to make their products more price inelastic through clever marketing and creating unique selling points. When they succeed, they can raise prices without losing customers. However, governments often step in to prevent firms from exploiting this too much.

Remember: Necessities = inelastic (people buy regardless). Luxuries = elastic (people can easily skip them).

We thought you’d never ask...

What is the Knowunity AI companion?

Our AI Companion is a student-focused AI tool that offers more than just answers. Built on millions of Knowunity resources, it provides relevant information, personalised study plans, quizzes, and content directly in the chat, adapting to your individual learning journey.

Where can I download the Knowunity app?

You can download the app from Google Play Store and Apple App Store.

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