3.3.1 - Types and sizes of businesses
- Syllabus
- 2018
- Topic
- 3.3.1
- Level
- A2
Learning objectives
3.3.11a - Types of businesses: • private sector organisations • state-owned enterprises (publicTypes of businesses:; private sector organisations; state-owned enterprises (public sector); for-profit and not-for-profit organisations; co-operatives; joint ventures.3.3.12a - size of businesses: • SMEs (small- and medium-size enterprises) • large corporationsThe size of businesses:; SMEs (small- and medium-size enterprises); large corporations.3.3.12b - businesses grow: • organic growth • merger/takeover: • forward vertical integration •How businesses grow:; organic growth; merger/takeover:; forward vertical integration; backward vertical integration; horizontal integration; conglomerate integration.3.3.12c - Advantages and disadvantages of each type of merger/takeoverAdvantages and disadvantages of each type of merger/takeover.3.3.12d - Constraints on business growth: • size of market • access to finance • owner objectivesConstraints on business growth:; size of market; access to finance; owner objectives; government regulation and bureaucracy.3.3.12e - Reasons some firms tend to remain small and others growReasons some firms tend to remain small and others grow.3.3.12f - Impact of growth of firms on businesses, workers and consumersImpact of growth of firms on businesses, workers and consumers.3.3.12g - Demergers: • reasons for demergers • impact of demergers on businesses, workers andDemergers:; reasons for demergers; impact of demergers on businesses, workers and consumers.3.3.13a - Different business objectives: objectives • profit maximisation • revenue maximisationDifferent business objectives: objectives; profit maximisation; revenue maximisation; sales volume maximisation.; behavioural theories: satisficing.3.3.13b - significance of the divorce of ownership from control for business objectives: theThe significance of the divorce of ownership from control for business objectives: the principal-agent problem.3.3.13c - Formulae for different business objectives: • profit maximisation • revenueFormulae for different business objectives:; profit maximisation; revenue maximisation; sales volume maximisation.
Types of business organisation
| Type | Ownership and purpose |
|---|---|
| private-sector organisation | owned by private individuals or institutions rather than the state |
| state-owned enterprise | owned or controlled by government, often combining commercial and public-service aims |
| for-profit organisation | aims to earn a financial surplus for owners or reinvestment |
| not-for-profit organisation | reinvests any surplus in its mission rather than distributing it to owners |
| co-operative | owned and democratically controlled by members for their shared benefit |
| joint venture | two or more organisations share ownership, resources, risk and control of a specific enterprise |
These categories answer different questions. A private business can be for-profit or not-for-profit; a co-operative is usually private-sector; a joint venture describes shared ownership of a project or business.
Do not classify by name or size alone. Identify who owns and controls the organisation, how surplus is used, and whether the arrangement is a separate shared venture.
SMEs and large corporations
| Feature | SME | Large corporation |
|---|---|---|
| scale | relatively small or medium employment, turnover or assets | large workforce, revenue, assets or market reach |
| ownership/control | often concentrated among founders or a small group | may have dispersed shareholders and professional managers |
| typical strength | flexibility, close customer contact and niche focus | finance access, scale economies and broad market coverage |
| typical constraint | finance, capacity and owner dependence | bureaucracy, coordination and possible diseconomies |
Business size can be measured by employees, sales revenue, capital employed, assets, output or market share. Rankings can differ because each measure captures a different dimension.
There is no single universal SME threshold: legal definitions vary by country and purpose. State the measure and threshold supplied in the context.
How businesses grow
| Route | Meaning |
|---|---|
| organic growth | internal expansion, such as opening outlets, launching products or entering markets without combining with another firm |
| merger | firms agree to combine into one organisation |
| takeover | one firm acquires control of another; it may be friendly or hostile |
| horizontal integration | combination at the same production stage in the same industry |
| backward vertical integration | combination with an upstream supplier |
| forward vertical integration | combination with a downstream distributor or retailer |
| conglomerate integration | combination of firms in unrelated industries |
First decide whether growth is internal or involves another firm. If it is integration, locate both firms in the production chain and compare their industries and stages.
A joint venture shares a specific enterprise without necessarily merging the parent firms. Diversification alone is not conglomerate integration unless firms in unrelated industries combine.
Merger and takeover trade-offs
| Type | Main possible advantage | Main possible disadvantage |
|---|---|---|
| horizontal | rapid market-share gain, scale economies and reduced duplication | weaker competition, integration costs and regulatory challenge |
| backward vertical | more secure input quantity, quality and price | loss of supplier flexibility and unfamiliar upstream management |
| forward vertical | secure outlet, capture distribution margin and closer customer access | high retail/distribution cost and possible channel conflict |
| conglomerate | diversify risk and access new markets | weak strategic fit, complexity and limited managerial expertise |
| any merger/takeover | faster growth, shared skills, finance and possible synergy | culture clash, debt, redundancy, diseconomies and synergy failure |
Synergy exists when the combined business creates more value or lower cost than the firms could separately, but it requires compatible resources and effective integration.
A benefit is not guaranteed by the integration label. Evaluate purchase price, market conditions, implementation, time horizon and stakeholder effects.
Constraints on business growth
| Constraint | How it limits growth |
|---|---|
| market size | insufficient demand caps sales and makes added capacity unprofitable |
| access to finance | lenders or investors may judge expansion too risky or costly |
| owner objectives | owners may prefer control, lifestyle, lower risk or satisficing to expansion |
| regulation and bureaucracy | permits, compliance, tax administration and employment rules add time, cost and uncertainty |
Constraints interact: a small market weakens expected cash flow, which makes finance harder to obtain; limited finance then prevents marketing or capacity investment that could reach a wider market.
A constraint slows or changes the route to growth; it does not prove growth is impossible. Its importance depends on industry, location, firm age and strategy.
Why some firms stay small and others grow
| Reasons to remain small | Reasons to grow |
|---|---|
| serve a local or specialist niche | rising demand and entry into new markets |
| preserve owner control, culture or lifestyle | economies of scale and stronger competitiveness |
| maintain flexibility and personal service | higher revenue, profit and market power |
| limited finance, demand or managerial capacity | access to finance, technology, skills or integration opportunities |
Remaining small can be a deliberate, profitable strategy rather than failure. Growth becomes attractive when expected extra revenue and strategic benefits exceed financing, coordination and risk costs.
Do not infer motives from size alone. Separate chosen smallness from constraints, and distinguish growth in sales from growth in capacity, employment or market share.
How firm growth affects stakeholders
| Stakeholder | Possible gain | Possible cost |
|---|---|---|
| business/owners | scale economies, market share, revenue, profit and resilience | debt, integration failure, bureaucracy and diseconomies |
| workers | more jobs, training, promotion and possibly higher pay | duplication, redundancy, relocation and weaker bargaining power |
| consumers | lower costs/prices, innovation, quality and wider availability | higher prices, reduced choice or service if market power rises |
Cost savings benefit consumers only if competition or strategy causes them to be passed on. Higher market power may let the firm retain savings as profit instead.
Growth has no single stakeholder verdict. Evaluate the method of growth, degree of competition, realised efficiencies and short- versus long-run effects.
Demergers: focus versus lost scale
A demerger separates one business into two or more independent businesses, usually by distributing or selling ownership of a division.
| Reason or benefit | Possible offsetting cost |
|---|---|
| sharper focus on core activities | less diversification and risk spreading |
| faster decisions and clearer accountability | duplicated headquarters, IT and legal functions |
| reduce diseconomies and X-inefficiency | lose purchasing, financial or technical scale economies |
| reveal value and allow tailored investment | transaction costs and weaker access to finance |
| specialised jobs and promotion paths | uncertainty, redundancy or weaker benefits for workers |
A demerger creates value when focus and reduced complexity outweigh lost synergies and separation costs. The result depends on whether the original combination genuinely suffered diseconomies or strategic mismatch.
A smaller firm does not automatically have lower average cost; output may fall below minimum efficient scale.
Four business objectives
| Objective | Decision rule and intention |
|---|---|
| profit maximisation | choose output where the gap between total revenue and total cost is greatest |
| revenue maximisation | choose output that gives the highest total revenue |
| sales-volume maximisation | choose the highest output possible without making a loss |
| satisficing | achieve acceptable minimum outcomes for profit, sales and stakeholders rather than a mathematical maximum |
Objectives can change with ownership, competition, finance, market entry and time horizon. A firm may pursue sales now to build market share and profit later.
Higher revenue or sales does not necessarily mean higher profit: producing extra units can add more cost than revenue.
Divorce of ownership and control
In many large companies, shareholders own the firm but professional managers control daily decisions. This divorce of ownership from control creates a principal-agent relationship: owners are principals and managers are agents.
Managers may have more information and pursue salary, status, growth, job security or easier targets rather than owners' preferred profit and shareholder value. Monitoring is costly, so objectives may shift toward revenue, sales or satisficing.
| Alignment method | Intended effect |
|---|---|
| performance-related pay or shares | make managers benefit when owners do |
| board oversight, audit and reporting | reduce information asymmetry and monitor decisions |
| takeover threat or shareholder voting | discipline persistently weak management |
Separation does not prove managers act against owners, and owners themselves may value environmental or social objectives. The problem is possible misalignment under imperfect monitoring.
Conditions for business objectives
| Objective | Condition | Why |
|---|---|---|
| profit maximisation | MR=MC with MC rising through MR | the last unit adds as much revenue as cost; beyond it, extra cost exceeds extra revenue |
| revenue maximisation | MR=0 | total revenue stops rising when the next unit adds no revenue |
| sales-volume maximisation without loss | AR=AC at the highest feasible output | price per unit equals cost per unit, so total revenue equals total cost |
Use the stated objective to select its condition, locate the corresponding output, then read price from the average-revenue/demand curve when required.
Profit is TR−TC, revenue is PimesQ, and sales volume is quantity. The three maxima generally occur at different outputs and prices.
MR=MC identifies a profit maximum only with the relevant curve shapes; AR=AC can occur at more than one output, so sales maximisation uses the higher break-even output.