Cambridge Syllabus Notes

Factors of Production & Their Rewards

In economics, the factors of production are the inputs used to produce goods and services. They are:

👩‍🏭 Labour – the human effort we put into work.
🌱 Land – natural resources like soil, water, and minerals.
🏗️ Capital – tools, machinery, and buildings.
🚀 Entrepreneurship – the risk‑taking spirit that brings the other factors together.

Each factor receives a reward that reflects its contribution to production. Think of it as a “thank‑you” payment for the role it plays.

Factor	Reward	How It Is Determined
Labour	Wages	$W = \frac{Total\;Wages}{Number\;of\;Workers}$ – depends on skill, demand, and supply.
Land	Rent	$R = \frac{Rent}{Land}$ – based on location, fertility, and scarcity.
Capital	Interest	$i = \frac{Interest}{Principal}$ – reflects the cost of borrowing and risk.
Entrepreneurship	Profit	$$\pi = TR - TC$$ – total revenue minus total cost.

Imagine a restaurant:

👩‍🍳 Labour = chefs and waiters – they earn wages.
🌾 Land = the kitchen space – it pays rent.
🍳 Capital = ovens, pans, and tables – they earn interest.
🍽️ Entrepreneurship = the owner who decides menu and marketing – they earn profit.

Define each factor clearly. Use the “factors of production” phrase and give a one‑sentence definition.

Explain the reward. Show the formula or reasoning (e.g., wages are determined by supply & demand of labour).

Use examples. Relate to everyday life – e.g., a farmer’s rent, a student’s tuition interest.

Remember the order. In many exam questions, the answer will be: Labour → Wages, Land → Rent, Capital → Interest, Entrepreneurship → Profit.

Show the profit equation. $$\pi = TR - TC$$ – this is a key point for any profit question.

Which factor is rewarded with interest?

Answer: Capital – it earns interest.