Monopoly Markets (Cambridge (CIE) IGCSE Economics)

Revision Note

Steve Vorster

Written by: Steve Vorster

Reviewed by: Jenna Quinn

Characteristics of Monopoly Markets

  • A monopoly is a market structure in which there is a single seller

  • There are no substitute products

  • The firm has complete market power and is able to set prices and control output

    • This allows the firm to maximise profit

    • There is no long-run erosion of profit levels as competitors are unable to enter the industry

  • High barriers to entry exist

    • One of the main barriers is the ability of the monopoly to prevent any competition from entering the market

      • E.g. By purchasing companies who are a potential threat

  • Many governments define a monopoly as any firm having more than 25% market share

    • Regulators act to prevent market share increasing beyond this level

    • It helps to maintain competition within the market
       

The Advantages and Disadvantages of Monopoly Power

Stakeholder

Advantages

Disadvantages

The Firm

  • Large profits generate money for continued investment in technology and product innovation

  • Market power enables the firm to increase its global competitiveness

  • Economies of scale can increase thereby lowering the average cost

  • Price discrimination: the firm can charge consumers different prices based on the different price elasticity of demand for the product e.g. peak (inelastic) and off-peak (elastic) travel on trains

  • Due to a lack of competition, there is a reduced incentive to be efficient

  • Cross subsidisation can create inefficiencies

  • Monopolies lead to a misallocation of resources as they limit supply in order to increase price

  • Due to a lack of competition, innovation sometimes lacks effectiveness 

Employees

  • Large profits often result in higher wages

  • Having only one supplier in the industry limits the opportunity to change employers

Consumers

  • Product innovation due to the firm's large profits may result in a better-quality product

  • Cross subsidisation can lower prices on some products that the firm provides

  • Prices may fall If firms pass on their cost savings to consumers (due to economies of scale) in the form of lower product prices

  • A lack of competition is likely to result in higher prices as no substitute goods are available

  • A lack of competition may result in no product innovation and worse product quality over time

  • May experience worse customer service as the incentive to improve it is limited

  • Cross subsidisation is likely to increase prices on some products offered by the firm

Suppliers

  • Increased sales volume for some suppliers as they are able to supply products that are distributed nationally or internationally

  • There is less competition for their products and a monopoly often has the power to dictate what price they will pay to suppliers

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Steve Vorster

Author: Steve Vorster

Expertise: Economics & Business Subject Lead

Steve has taught A Level, GCSE, IGCSE Business and Economics - as well as IBDP Economics and Business Management. He is an IBDP Examiner and IGCSE textbook author. His students regularly achieve 90-100% in their final exams. Steve has been the Assistant Head of Sixth Form for a school in Devon, and Head of Economics at the world's largest International school in Singapore. He loves to create resources which speed up student learning and are easily accessible by all.

Jenna Quinn

Author: Jenna Quinn

Expertise: Head of New Subjects

Jenna studied at Cardiff University before training to become a science teacher at the University of Bath specialising in Biology (although she loves teaching all three sciences at GCSE level!). Teaching is her passion, and with 10 years experience teaching across a wide range of specifications – from GCSE and A Level Biology in the UK to IGCSE and IB Biology internationally – she knows what is required to pass those Biology exams.