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Influences to include demand for the product, the price of different factors of production, their availability and their productivity. The reasons for adopting the different forms of production and their advantages and disadvantages. The difference between, and influences on, production and productivity. *Unit 3 review Questions with suggested solutions

5.5.1 Profitability: • The concept and importance of profitability 5.5.2 Liquidity: • The concept and importance of liquidity 5.5.3 How to interpret the financial performance of a business by calculating and analysing profitability ratios and liquidity ratios: • Gross profit margin • Profit margin • Return on Capital Employed • Current ratio • Acid test ratio 5.5.4 Why and how accounts are used: • Needs of different users of accounts and ratio analysis • How users of accounts and ratio results might use information to help make decisions, e.g. whether to lend to or invest in the business Questions and suggested answers

Possible supply-side policy measures include education and training, labour market reforms, lower direct taxes, deregulation, improving incentives to work and invest, and privatisation. How supply-side policy measures may enable the government to achieve its macroeconomic aims. Review of Unit 4 Questions and suggested answers

The key terms associated with market failure: public good, merit good, demerit good, social benefits, external benefits, private benefits, social costs, external costs, private costs. With respect to public goods, merit and demerit goods, external costs and external benefits, abuse of monopoly power and factor immobility. Examples of market failure with respect to these areas only. The implications of misallocation of resources in respect of the over consumption of demerit goods and goods with external costs, and the under consumption of merit goods and goods with external benefits. Note: demand and supply diagrams relating to market failure are not required. Market failure review - PPT Supply and demand review - PPT Questions and suggested solutions doc

PPT covering Unit 7.5: 7.5 Types of cost, revenue and profit, short-run and long-run production 7.5.1 short-run production function: • fixed and variable factors of production • definition and calculation of total product, average product and marginal product • law of diminishing returns (law of variable proportions) 7.5.2 short-run cost function: • definition and calculation of fixed costs (FC) and variable costs (VC) • definition and calculation of total, average and marginal costs (TC, AC, MC), including average total cost (ATC), total and average fixed costs (TFC, AFC) and total and average variable costs (TVC, AVC) • explanation of shape of short-run average cost and marginal cost curves 7.5.3 long-run production function: • no fixed factors of production • returns to scale 7.5.4 long-run cost function: • explanation of shape of long-run average cost curve • concept of minimum efficient scale 7.5.5 relationship between economies of scale and decreasing average costs 7.5.6 internal and external economies of scale 7.5.7 internal and external diseconomies of scale 7.5.8 definition and calculation of revenue: total, average and marginal revenue (TR, AR, MR) 7.5.9 definition of normal, subnormal and supernormal profit 7.5.10 calculation of supernormal and subnormal profit video links to key topics

PPT covering: • Basis of business classification, using examples to illustrate the classification • Reasons for the changing importance of business classification, e.g. in developed and developing economies

5.3.1 What profit is and why it is important: • How a profit is made • Importance of profit to private sector businesses, e.g. reward for risk-taking/enterprise, source of finance • Difference between profit and cash 5.3.2 Income statements: • Main features of an income statement, e.g. revenue, cost of sales, gross profit, profit and retained profit • Use simple income statements in decision making based on profit calculations (constructing income statements will not be assessed) *Questions and suggested answers"

4.2.1 Identify and classify costs: • Classifying costs using examples, e.g. fixed, variable, average, total • Use cost data to help make simple cost-based decisions, e.g. to stop production or continue 4.2.2 Economics and diseconomies of scale: • The concept of economies of scale with examples, e.g. purchasing, marketing, financial, managerial, technical • The concept of diseconomies of scale with examples, e.g. poor communication, lack of commitment from employees, weak coordination 4.2.3 Break-even analysis: • The concept of break-even • Construct, complete or amend a simple break-even chart • Interpret a given chart and use it to analyse a situation • Calculate break-even output from given data • Define, calculate and interpret the margin of safety • Use break-even analysis to help make simple decisions, e.g. impact of higher price • Understand the limitations of break-even analysis Sample questions and answers

The effect of having a high number of firms on price, quality, choice, profit. Characteristics, advantages and disadvantages of monopoly. *Unit 3 review Note: diagrams are not required. Note: the theory of perfect and imperfect competition and diagrams are not required Questions with suggested solutions

Locally, nationally and internationally. Questions and suggested answers

IGCSE Econ - 8 mark past paper questions and structured answers. 77 past paper questions (8 mark) across the syllabus with detailed answers providing clear “discuss…” points with evident evaluation. Ideal for revision purposes or end of chapter review.

PPT covering content of Unit 8.3: 8.3 Labour market forces and government intervention 8.3.1 demand for labour as a derived demand 8.3.2 factors affecting demand for labour in a firm or an occupation 8.3.3 causes of shifts in and movement along the demand curve for labour in a firm or an occupation 8.3.4 marginal revenue product (MRP) theory: • definition and calculation of marginal revenue product • derivation of an individual firm’s demand for labour using marginal revenue product 8.3.5 factors affecting the supply of labour to a firm or to an occupation: • wage and non-wage factors 8.3.6 causes of shifts in and movement along the supply curve of labour to a firm or an occupation 8.3.7 wage determination in perfect markets: • equilibrium wage rate and employment in a labour market 8.3.8 wage determination in imperfect markets: • influence of trade unions on wage determination and employment in a labour market • influence of government on wage determination and employment in a labour market using a national minimum wage • influence of monopsony employers on wage determination and employment in a labour market 8.3.9 determination of wage differentials by labour market forces 8.3.10 transfer earnings and economic rent: • definition of transfer earnings • definition of economic rent • factors affecting transfer earnings and economic rent in an occupation Plus video links to key topics

**Definition of opportunity cost The influence of opportunity cost on decision making** Questions and proposed solutions

The forms, functions and characteristics of money. The role and importance of central banks and commercial banks for government, producers and consumers. Questions and suggested solutions

Definition of PPC points under, on and beyond a PPC movements along a PPC shifts of a PPC Questions and proposed solutions