Syllabus Edition

First teaching 2025

First exams 2027

Small Firms and Large Firms (Cambridge (CIE) IGCSE Economics): Revision Note

Exam code: 0455 & 0987

Steve Vorster

Written by: Steve Vorster

Reviewed by: Lisa Eades

Updated on

Comparing the size of firms

  • When considering the size of firms, several metrics are useful for comparison and analysis

  1. The number of employees

    • E.g. In 2021, Toyota had 366,000 employees, whereas Hyundai had 75,000

  2. The % of market share in an industry

    • E.g. During the 1st quarter of 2022, Samsung had 23% of the global market share for smartphones

  3. The size of profits

    • E.g. In 2021, Apple made the highest level of profits for any firm, $58.4bn

  4. Market capitalisation

    • Calculated by multiplying the number of shares in existence by the share price

    • E.g. In October 2022, Apple, Saudi Aramco, and Microsoft were the top three firms and had a market capitalisation in excess of $2trn each

Advantages and disadvantages of large firms

  • Large firms experience both benefits and drawbacks due to their scale and structure

Advantages

  • Can achieve economies of scale, reducing average costs and increasing profit margins

  • Have greater access to finance from banks and investors, allowing for more investment in technology, expansion and R&D

  • Benefit from strong brand recognition and customer loyalty built through national or global presence

  • Able to offer higher wages and more attractive non-wage benefits (e.g. pensions, training, bonuses) to recruit and retain skilled staff

  • Can spread risk by operating across multiple product lines or regions

  • More able to absorb economic shocks, such as recessions or changes in market demand

Disadvantages

  • Can suffer from slower decision-making due to many layers of management

  • May experience diseconomies of scale, where costs rise due to communication breakdowns or coordination issues

  • Risk becoming detached from customer needs, with less personalised service than small firms

  • May struggle with innovation or flexibility, especially in rapidly changing markets

  • Subject to greater scrutiny from the public, media, and regulators (e.g., for environmental or employment practices)

  • Can face negative publicity or legal challenges if accused of monopolistic behaviour or unethical practices

Advantages and disadvantages of small firms

Evaluating the pros and cons of small firms

Advantages

Disadvantages

  • They often provide highly customised goods and services

    • For example, pet grooming in the customer's home

  • They often create personal relationships with their customers, which helps to generate customer loyalty and word-of-mouth advertising

  • They often provide very unique products which are sold in small quantities at high prices – this can be very profitable

  • Smaller firms can respond quickly to changing market conditions

  • More susceptible to changes in the wider economy than large firms, especially during recessions

  • Less financial resources available to them, including access to larger bank loans - some smaller firms are unable to access any loans at all

  • It is harder to recruit/retain staff as the wage and non-wage benefits are less competitive than those offered by bigger firms

  • Owners may struggle to take a holiday or sick leave as revenue slows/stops coming in when they stop working

  • Small firms struggle to generate economies of scale as the volume of output is significantly lower than that of larger firms, resulting in lower profit margins

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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.

Lisa Eades

Reviewer: Lisa Eades

Expertise: Business Content Creator

Lisa has taught A Level, GCSE, BTEC and IBDP Business for over 20 years and is a senior Examiner for Edexcel. Lisa has been a successful Head of Department in Kent and has offered private Business tuition to students across the UK. Lisa loves to create imaginative and accessible resources which engage learners and build their passion for the subject.