Cambridge IGCSE Economics (0455) – Chapter 3: Microeconomic Decision Makers – Complete Handwritten Notes
These are complete, exam-ready handwritten notes covering the entire Microeconomic Decision Makers unit of the Cambridge IGCSE Economics (0455) syllabus. Written clearly and organised by sub-topic, with colour-coded key terms and original hand-drawn diagrams throughout — perfect for revision, catching up on missed lessons, or reinforcing your own class notes. What's included: Specialisation & Division of Labour – definitions, advantages, and limitations Money & Banking – functions and characteristics of money, legal tender, commercial vs central banks, credit unions, mutual societies, investment banks, Islamic banks, and monetary policy tools Households – disposable income, consumption expenditure, factors influencing spending, savings, and borrowing (with real-world examples for each factor) Workers – wage and non-wage factors affecting occupation choice, wage determination using demand/supply diagrams, minimum wage effects, trade unions, industrial action, and forms of agreement Firms – classification by sector and size, methods of business growth (internal and external), economies and diseconomies of scale (internal and external, with LRAC diagrams), costs and revenue, break-even analysis, and firm objectives Market Structure – perfect competition vs monopoly, barriers to entry, competitive pricing strategies, and product differentiation Diagrams included: wage determination graphs, skilled vs unskilled labour supply curves, backward-bending individual labour supply curve, minimum wage market effects, internal/external economies and diseconomies of scale (LRAC), break-even charts, and monopoly pricing diagrams. Ideal for: IGCSE Economics students revising Unit 3, or anyone wanting a concise, visual summary of core microeconomics concepts.
Document information
- School year
- 4
- Uploaded on
- July 13, 2026
- Number of pages
- 42
- Written in
- 2024/2025
- Type
- Class notes
- Professor(s)
- Sir michael
- Contains
- All classes
