How do markets, competition and demand shape a business?
The external environment in which businesses operate, including market structures and the level of competition, the determinants of demand and supply and how price is set in a market, and the impact of competition and market conditions on business decisions.
A focused answer to the OCR A-Level Business external-environment theme on markets, covering market structures and the level of competition, the determinants of demand and supply, how price is set, and the impact of competition and market conditions on business decisions.
Reviewed by: AI editorial process; not yet individually human-reviewed
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What this theme is asking
OCR wants you to explain the external market environment in which firms operate: how competitive a market is, what drives demand and supply, how price is set, and how all this shapes business decisions. This underpins Component 2 in particular and connects to the strategic-analysis tools.
Market structures and competition
The level of competition shapes a firm's freedom. In a crowded, competitive market, a firm cannot easily raise prices (customers switch) and must compete hard on price, quality or service. In a concentrated market, a dominant firm has more pricing power but may attract regulatory attention. Porter's five forces (covered under strategy) is the tool for analysing competitive structure.
The determinants of demand
The determinants of supply
How price is set
Understanding price determination helps explain why firms face the conditions they do: a glut (high supply) pushes prices and margins down; a shortage (low supply or high demand) pushes them up. A firm's pricing strategy (covered under marketing) operates within these market forces.
The impact on business decisions
Changes in the external market environment ripple through a firm's decisions. Weaker demand (a recession, changing tastes) may force price cuts, lower output, delayed investment, or cost and job cuts. Higher input costs (a supply-side change) squeeze margins, forcing a price rise or an efficiency drive. The level of competition determines how much room the firm has to respond: a strong, differentiated firm can pass on costs or hold price, while a weak price-taker cannot.
Examples in context
Energy suppliers faced surging wholesale costs (a supply-side shock) that forced prices up and pushed several smaller, weaker firms out of business, showing how market conditions reshape an industry. A restaurant in a town with many rivals (high competition) has little pricing power and competes on quality and service. Rising demand for electric vehicles (a tastes-driven demand shift) has prompted manufacturers to invest heavily in new capacity.
Try this
Q1. State two factors, other than price, that determine the demand for a product. [2 marks]
- Cue. Income, tastes and fashion, the prices of substitutes or complements, or expectations.
Q2. Analyse one way a rise in the level of competition could affect a firm's decisions. [6 marks]
- Cue. More competition reduces pricing power, so the firm must compete harder on price, quality or service, developed as a chain in context.
Exam-style practice questions
Practice questions written in the style of OCR exam questions on this dot point, with worked answer explainers. The year tag is the paper they imitate, not the source.
OCR H431/01 20194 marksExplain one way an increase in the number of competitors could affect a local business. (4)Show worked answer →
A Component 1 "Explain" rewards one developed point in context. Build the chain: more competitors increase the choice available to customers, so the local business faces downward pressure on its prices and may lose some customers to rivals, which squeezes its revenue and margins and forces it to compete harder on price, quality or service. Therefore greater competition reduces the firm's pricing power and profitability unless it can differentiate. Markers reward the link from the rise in competition to a specific effect on the firm (lower prices, lost customers, pressure to differentiate), anchored in the local context.
OCR H431/02 202212 marksAssess how a change in market conditions could affect the decisions of a UK business. (12)Show worked answer →
A 12-mark "Assess" on a four-level grid. Build chains around how shifting demand or supply changes decisions. A fall in demand (recession, changing tastes) may force the firm to cut prices, reduce output, delay investment or cut costs and jobs. A rise in input costs (supply-side) squeezes margins, forcing a price rise or efficiency drive. The level of competition shapes how much freedom the firm has: in a competitive market it cannot easily pass on costs. Chain: weaker demand reduces revenue, so the firm cuts non-essential spending to protect cash. Evaluation: the impact depends on the firm's market power, the cause and likely duration of the change, and its financial strength; a strong, differentiated firm copes better than a weak price-taker. A judged conclusion reaches the top band.
Related dot points
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A focused answer to the OCR A-Level Business external-environment theme on government, covering fiscal and monetary policy, employment, consumer protection, competition and environmental legislation, and how businesses respond to political and legal change.
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Sources & how we know this
- OCR A-Level Business (H431) specification — OCR (2015)