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

The basis for specialisation at national level in broad terms of: superior resource allocation and/or cheaper production methods. For consumers, firms and the economy. Questions and suggested solutions

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

Locally, nationally and internationally. Questions and suggested answers

Total cost (TC), average total cost (ATC), fixed cost (FC), variable cost (VC), average fixed cost (AFC), average variable cost (AVC). Calculation of TC, ATC, FC, VC, AFC and AVC. Definition, drawing and interpretation of diagrams that show how changes in output affect costs of production. Total revenue (TR) and average revenue (AR). Note: marginal revenue is not required. Calculation of TR and AR. The influence of sales on revenue. Survival, social welfare, profit maximisation and growth. *Unit 3 review Note: marginal cost (MC) not required. Questions with suggested solutions

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

PPT covering Unit 7.4: 7.4 Private costs and benefits, externalities and social costs and benefits 7.4.1 definition and calculation of social costs (SC) as the sum of private costs (PC) and external costs (EC), including marginal social costs (MSC), marginal private costs (MPC) and marginal external costs (MEC) 7.4.2 definition and calculation of social benefits (SB) as the sum of private benefits (PB) and external benefits (EB), including marginal social benefits (MSB), marginal private benefits (MPB) and marginal external benefits (MEB) 7.4.3 definition of positive externality and negative externality 7.4.4 positive and negative externalities of both consumption and production 7.4.5 deadweight welfare losses arising from positive and negative externalities 7.4.6 asymmetric information and moral hazard 7.4.7 use of costs and benefits in analysing decisions (knowledge of net present value is not required) video links to key topics

PPT aligned to the CIE syllabus. Summative and formative assessments provided with suggested solutions. Topics covered included joint supply, taxes , subsidies etc

Calculation of PED using the formula and interpreting the significance of the result. Drawing and interpretation of demand curve diagrams to show different PED. The key influences on whether demand is elastic or inelastic. The relationship between PED and total spending on a product/revenue, both in a diagram and as a calculation. The implications for decision making by consumers, producers and government. Supply and demand review doc Questions and suggested solutions

PPT aligned to the CIE syllabus. Summative and formative assessments provided with suggested solutions. Topics covered included the PPC scarcity, opportunity costs, efficiency etc.

PPT aligned to the CIE syllabus. Summative and formative assessments provided with suggested solutions. Topics covered included private goods, public goods, free-rider problem, exclusivity, rivalrous, merit goods, demerit goods, imperfect information etc

PPT aligned to the CIE syllabus. Summative and formative assessments provided with suggested solutions. Topics covered included scarcity, opportunity costs, factors of production etc.