Section 1.3.1Unit 1: Markets in Action
Unit 1: Markets in Action
Introductory Concepts
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Inflation is a sustained rise in the general price level that erodes purchasing power, increases costs and creates uncertainty for business planning.
Inflation is a sustained increase in the general price level of goods and services in an economy over time. It is measured by the Consumer Price Index (CPI) — when inflation is 5%, a basket of goods that cost £100 last year now costs £105. For businesses, inflation affects both the cost side and the revenue side of operations.
On the cost side, inflation pushes up the prices of raw materials, wages, rent and energy. Workers demand higher wages to maintain their living standards, suppliers charge more, and landlords increase rents. If a business cannot pass these costs on to customers through higher prices, its profit margins shrink.
On the demand side, inflation reduces consumers' real purchasing power — their money buys less than before. This can reduce demand for non-essential goods and services. However, businesses selling necessities or those with strong brand loyalty may be able to raise prices without losing significant sales.
Real Example: Greggs faced input cost inflation of over 9% in 2022 as energy, wheat and labour costs all surged simultaneously. Greggs raised its sausage roll price from £1 to £1.15, carefully balancing the need to protect margins against the risk of alienating its price-conscious customer base.
Exam Matters: When analysing inflation's impact on a business, examiners want you to consider both cost-push and demand-side effects. Always relate your answer to the specific business — a luxury brand can pass on costs more easily than a discount retailer.
Cost-push inflation is driven by rising production costs forcing prices up, while demand-pull inflation is caused by too much demand chasing too few goods.
Cost-push inflation occurs when the costs of production rise, and businesses pass those increases on to consumers through higher prices. Common causes include rising oil prices, higher wages, increased import costs (due to a weaker currency) and supply chain disruptions. The business has no choice but to raise prices or accept lower margins.
Demand-pull inflation occurs when aggregate demand in the economy exceeds the economy's ability to supply goods and services. When consumers and businesses are spending faster than firms can produce, prices are bid upwards. This is often summarised as "too much money chasing too few goods."
For businesses, understanding the type of inflation matters. Cost-push inflation squeezes margins because costs rise before you can raise prices. Demand-pull inflation can initially boost revenue as customers are willing to pay more, but it also signals that the central bank may raise interest rates to cool demand.
Real Example: EasyJet experienced severe cost-push inflation in 2022 when jet fuel prices doubled due to the Russia-Ukraine conflict. Fuel accounts for roughly 30% of EasyJet's operating costs, so the airline was forced to add fuel surcharges to ticket prices while competitors faced identical cost pressures.
Exam Matters: Examiners reward you for identifying the type of inflation in a case study and explaining its specific impact on the business. Stating that "inflation increases costs" without distinguishing between cost-push and demand-pull shows a lack of analytical depth.
A change in the exchange rate alters the price of imports and exports, directly affecting costs for firms that buy abroad and revenues for firms that sell abroad.
The exchange rate is the price of one currency expressed in terms of another — for example, £1 = $1.25. When the pound appreciates (rises in value), imports become cheaper but exports become more expensive for foreign buyers. When the pound depreciates (falls in value), imports cost more but exports become cheaper and more competitive abroad.
For a UK business that imports raw materials, a strong pound is beneficial because it reduces the cost of buying foreign inputs. For a UK business that exports products, a strong pound is harmful because its goods become more expensive for overseas customers, potentially reducing demand.
Exchange rate volatility creates uncertainty for businesses involved in international trade. Many firms use hedging — financial contracts that lock in a future exchange rate — to protect against sudden currency movements that could wipe out profit margins.
Real Example: Burberry earns over 75% of its revenue outside the UK, so when the pound fell sharply after the 2016 Brexit referendum, its overseas earnings were worth significantly more when converted back to sterling. Burberry reported a £90 million boost to revenue purely from favourable exchange rate movements.
Exam Matters: Exchange rate questions require you to trace the chain of logic: currency change leads to price change leads to demand change leads to profit change. Examiners penalise students who simply state "the exchange rate went up so it is bad" without explaining the mechanism.
Interest rates determine the cost of borrowing and the reward for saving, directly influencing business investment decisions and consumer spending patterns.
The interest rate is the cost of borrowing money and the reward for saving it. In the UK, the Bank of England sets the base rate, which influences the rates charged by commercial banks on loans and mortgages. When interest rates rise, borrowing becomes more expensive; when they fall, borrowing becomes cheaper.
Higher interest rates affect businesses in two ways. First, the cost of borrowing increases — firms with existing variable-rate loans pay more, and new investment projects become harder to justify because the required return must exceed the higher cost of capital. Second, consumer spending typically falls because mortgage payments rise and saving becomes more attractive.
Lower interest rates have the opposite effect — they encourage borrowing, stimulate investment and boost consumer spending. However, firms that rely on interest income, such as banks and pension funds, may see reduced returns when rates are low.
Real Example: Barratt Developments, the UK's largest housebuilder, saw reservation rates drop by 21% in 2023 after the Bank of England raised interest rates from 0.1% to 5.25%. Higher mortgage costs priced many first-time buyers out of the market, directly reducing demand for Barratt's new-build homes.
Exam Matters: Interest rate questions often appear alongside data on a firm's debt levels or consumer spending patterns. Examiners expect you to link the rate change to specific consequences for the business in the case study, not just state the general theory.
Government taxes on profits, sales and employment directly affect business costs, pricing decisions and the attractiveness of a country for investment.
Businesses face several types of tax. Corporation tax is levied on profits — the higher the rate, the less profit the business retains after tax. VAT (Value Added Tax) is charged on the sale of goods and services — businesses collect it from customers and pass it to the government. Employer National Insurance Contributions are a tax on employing workers, adding to labour costs.
Changes in taxation directly affect business decisions. A rise in corporation tax reduces the return on investment, potentially discouraging expansion. An increase in VAT raises the final price paid by consumers, which may reduce demand. Higher employer NICs make it more expensive to hire staff, potentially slowing recruitment.
Tax policy also influences where multinational companies choose to locate. Countries with lower corporation tax rates, such as Ireland at 12.5%, attract foreign direct investment from firms seeking to minimise their tax burden. Governments must balance revenue needs against the risk of driving businesses abroad.
Real Example: Apple established its European headquarters in Cork, Ireland, partly because Ireland's 12.5% corporation tax rate was significantly lower than the UK's 25% or Germany's 30%. This tax advantage allowed Apple to retain more of its European profits, though it attracted political controversy over the fairness of the arrangement.
Exam Matters: When discussing taxation, examiners want you to analyse the specific impact of a tax change on the business in question. Consider whether the firm can absorb the cost, pass it on to consumers, or whether it might relocate — and evaluate the likelihood and consequences of each response.
The economy moves through recurring phases of boom, recession, slump and recovery, and each phase creates different challenges and opportunities for businesses.
The business cycle describes the fluctuations in economic activity over time. The economy does not grow steadily — it moves through four main phases: boom (high growth, low unemployment, rising prices), recession (falling GDP for two consecutive quarters), slump (the lowest point of economic activity) and recovery (output begins to rise again).
During a boom, businesses benefit from high consumer spending, rising profits and easy access to credit. However, booms also bring rising costs — wages increase as labour becomes scarce, raw material prices climb, and inflation accelerates. Capacity constraints may prevent firms from meeting all the demand.
During a recession, consumer confidence falls, spending is cut back and businesses face declining revenue. Firms may need to reduce output, cut staff or renegotiate with suppliers. However, well-prepared businesses can use recessions to acquire rivals cheaply, negotiate better deals and invest in efficiency while competitors retrench.
Real Example: McDonald's has historically outperformed during recessions because consumers trade down from more expensive restaurants to affordable fast food. During the 2008-09 recession, McDonald's global sales rose 6.9% while casual dining chains like TGI Friday's saw revenue fall by double digits.
Exam Matters: Examiners frequently ask you to explain how a specific phase of the business cycle affects a named business. Always consider the nature of the product — income elastic goods suffer most in recessions, while income inelastic goods are relatively protected.
Smart businesses do not just react to the business cycle — they anticipate phases and adjust their strategy in advance to minimise threats and exploit opportunities.
Businesses that anticipate changes in the economic cycle can position themselves to benefit. In a boom, forward-thinking firms build cash reserves, lock in supplier contracts and invest in capacity while revenue is strong. In a recession, they can use those reserves to acquire competitors, invest in innovation or negotiate favourable terms while others are struggling.
The key lesson is that the business cycle is inevitable but not unpredictable. Firms that plan for downturns during good times and invest during bad times tend to emerge from recessions stronger than those that only react to current conditions.
Real Example: Apple launched the original iPhone in 2007 just before the global financial crisis and continued investing heavily in R&D throughout the recession. While competitors cut their innovation budgets, Apple released the iPhone 3G and the App Store, cementing a market position that rivals have never been able to recapture.
Exam Matters: When asked how a business should respond to the business cycle, examiners want specific strategies linked to the firm's circumstances. Generic advice like "reduce costs" scores poorly — explain which costs, how, and what the trade-offs are for the specific business in question.
Employment law sets minimum standards for how businesses must treat their workers, covering wages, working hours, discrimination and dismissal procedures.
Employment legislation provides a legal framework that protects workers' rights and sets obligations for employers. Key areas include the national minimum wage (a legal floor on hourly pay), working time regulations (limiting weekly hours and guaranteeing rest breaks), anti-discrimination laws (preventing unfair treatment based on age, gender, race, disability or religion) and unfair dismissal protection.
These laws increase costs for businesses — paying the minimum wage, providing statutory sick pay and maternity leave, and maintaining HR systems to ensure compliance all add to operating expenses. However, they also create a fairer and more motivated workforce, reduce staff turnover and protect the firm from costly legal disputes.
Businesses that exceed legal minimums — offering higher wages, better benefits and genuine inclusion — often gain a competitive advantage in recruitment and retention. The law sets the floor, not the ceiling, and the best employers treat legislation as a baseline rather than a target.
Real Example: Aldi voluntarily pays above the national minimum wage and the Real Living Wage in all UK stores, making it one of the highest-paying supermarkets. This strategy reduces staff turnover to well below the retail industry average, saving Aldi significant recruitment and training costs.
Exam Matters: When analysing the impact of employment legislation, examiners want you to consider both the costs and benefits. Evaluate whether the specific business is heavily affected — a firm employing many minimum-wage workers will be hit harder by a wage increase than a professional services firm.
Consumer protection laws require businesses to sell safe products, describe them honestly and provide remedies when things go wrong, building trust in the marketplace.
Consumer protection legislation ensures that businesses treat customers fairly. Key laws include the Consumer Rights Act 2015 (goods must be of satisfactory quality, fit for purpose and as described), Trade Descriptions Act (it is illegal to mislead consumers about products) and Consumer Contracts Regulations (giving online buyers a 14-day cooling-off period).
For businesses, compliance with consumer protection law means investing in quality management systems, accurate marketing, clear terms and conditions and responsive customer service. The cost of compliance is real, but the cost of non-compliance — fines, legal action, compensation and reputational damage — is far greater.
Strong consumer protection actually benefits responsible businesses by creating a level playing field. When all firms must meet the same standards, competitors cannot gain an unfair advantage by cutting corners on quality or misleading customers.
Real Example: Volkswagen paid over $30 billion in fines and settlements after the 2015 diesel emissions scandal, where it programmed cars to cheat on pollution tests. The deception violated consumer protection laws across multiple countries and destroyed consumer trust that VW had spent decades building.
Exam Matters: Examiners often present a scenario involving a customer complaint and ask you to apply the relevant legislation. You must know the key provisions — satisfactory quality, fit for purpose and as described — and explain the business's legal obligations and the consequences of non-compliance.
The number and size of firms in a market determines how much power each one has over price, and this ranges from perfect competition to monopoly.
Market structure describes the characteristics of a market — how many firms compete, how similar their products are, and how easy it is for new firms to enter. At one extreme, perfect competition features many small firms selling identical products with no barriers to entry. At the other extreme, a monopoly is a single firm dominating the market with high barriers preventing entry.
Between these extremes sit monopolistic competition (many firms selling differentiated products, like restaurants) and oligopoly (a few large firms dominating, like UK supermarkets or mobile networks). In an oligopoly, firms are interdependent — each firm's pricing and output decisions directly affect the others.
Understanding market structure helps a business develop its competitive strategy. In a highly competitive market, differentiation and cost efficiency are essential. In an oligopoly, strategic behaviour — including branding, loyalty schemes and non-price competition — becomes the primary battlefield.
Real Example: Tesco, Sainsbury's, Asda and Morrisons form a classic oligopoly in UK grocery retailing, collectively holding over 65% market share. When Aldi and Lidl entered with aggressive pricing, the established firms responded with price-matching campaigns rather than ignoring the threat, demonstrating oligopolistic interdependence.
Exam Matters: When analysing a competitive environment, examiners want you to identify the market structure and explain how it affects the firm's behaviour. In an oligopoly, discuss interdependence and non-price competition. In a competitive market, focus on differentiation and cost control.
Barriers to entry protect existing firms from new competition, while barriers to exit trap firms in unprofitable markets they cannot easily leave.
Barriers to entry are obstacles that make it difficult for new firms to enter a market and compete with established businesses. Common barriers include high start-up costs (building a factory or developing technology), strong brand loyalty (customers unwilling to switch), economies of scale (existing firms produce at much lower unit costs), patents and intellectual property and government regulations requiring licences or approvals.
Barriers to exit are costs or factors that make it difficult for a firm to leave a market, even when it is making losses. These include long-term lease commitments, specialist equipment with no resale value, contractual obligations to employees or customers, and emotional attachment by owners. Exit barriers can trap firms in declining markets.
High barriers to entry benefit existing firms by reducing competition and allowing them to maintain higher prices and margins. However, protected markets can also become complacent, with firms failing to innovate because they face no competitive pressure to improve.
Real Example: Pfizer benefits from enormous barriers to entry in the pharmaceutical industry — developing a new drug costs an average of $2.6 billion and takes over 10 years from discovery to market. These barriers protect Pfizer's blockbuster drugs from generic competition until patents expire, sustaining profit margins above 25%.
Exam Matters: Questions on barriers to entry often ask you to evaluate whether a new firm could successfully enter a named market. Consider the specific barriers that exist, the resources the new firm has, and whether there is a gap in the market that incumbents are not serving.
Businesses face competitive pressure from rival firms, new entrants, substitute products and powerful buyers or suppliers, and must respond strategically to survive.
Competitive pressure comes from multiple sources, not just direct rivals. Porter's Five Forces framework identifies five sources: the threat of new entrants, the bargaining power of suppliers, the bargaining power of buyers, the threat of substitute products and the intensity of existing rivalry. Together, these forces determine how profitable and attractive a market is.
Businesses respond to competitive pressures through a range of strategies. Price competition involves undercutting rivals, but it squeezes margins and can trigger destructive price wars. Non-price competition — through branding, quality, innovation, customer service and loyalty schemes — is often more sustainable because it builds differentiation that is harder for rivals to copy.
The strength of each competitive force varies by industry. In grocery retailing, buyer power is high because switching costs are low. In aerospace, supplier power is high because few firms can make jet engines. Understanding which forces are strongest helps a business focus its strategy where it matters most.
Real Example: Netflix faces competitive pressure from multiple directions — Disney+, Amazon Prime and Apple TV+ as direct rivals, TikTok and YouTube as substitutes, and powerful content studios as suppliers. Netflix responded by investing $17 billion annually in original content to reduce supplier dependence and differentiate from competitors.
Exam Matters: Examiners frequently use Porter's Five Forces as a framework for analysing a competitive environment. When applying it, do not just list all five forces — focus on the two or three that are most significant for the business in question and explain why they matter most.
Inflation is a sustained rise in the general price level that erodes purchasing power, increases costs and creates uncertainty for business planning.
Cost-push inflation is driven by rising production costs forcing prices up, while demand-pull inflation is caused by too much demand chasing too few goods.