9609 · 5.4.3
Uses of cost information
**Uses of cost information** (5.4.3) connects **finance (5.4)** to **marketing pricing (3.3.4)** and **operations efficiency (4.1)**. Exam questions often ask you to **apply** cost data to a case decision — not recite definitions.
Need to know
What you need to know
- **Make-or-buy:** Compare relevant internal cost with external quote; ignore sunk costs.
- **Close or continue:** If contribution is negative and no strategic reason to stay, consider closure.
- **Capacity:** Rank uses of scarce resources by contribution per limiting factor.
Explanation
Uses of cost information
- **Make-or-buy:** Compare relevant internal cost with external quote; ignore sunk costs.
- **Close or continue:** If contribution is negative and no strategic reason to stay, consider closure.
- **Capacity:** Rank uses of scarce resources by contribution per limiting factor.