CaseSeptember 3, 2026

Why the Most Profitable Product Isn’t Always the Best Product to Make

Consider a Nigerian woven-packaging manufacturer producing four types of bags: Standard 50kg rice sacks Printed 50kg rice sacks Fertilizer bags Animal-feed bags Each product earns a different contribution per bag. Each also consumes different amounts of the factory's scarce resources. The management problem is therefore not simply: “Which product makes the most money?” but, “Given the resources we have available, what combination of products produces the greatest total contribution?”

CaseAugust 31, 2026

How Much Should a Manufacturer Produce When Future Demand Is Uncertain?

A PP woven sack manufacturer had to decide how much to produce for September. The forecast was only the beginning of the analysis.

CaseAugust 27, 2026

How Do I Know Which Promotion Will Actually Make Me Money?

A customer promotion experiment revealed that the biggest discount wasn't the most profitable option.

CaseAugust 27, 2026

When Everyone Has a Theory, Test It. (How a manufacturer can use experimental data to find the real cause of production defects)

A manufacturer produces about 120,000 units every month. Recently, something has gone wrong. The percentage of defective products has risen to around 8%. At that rate, approximately 9,600 units are being rejected every month. At an estimated cost of ₦85 per defective unit, that represents roughly ₦816,000 in direct monthly waste before considering rework, delays, customer complaints and other consequences.

CaseAugust 24, 2026

Recommending Producing Zero Shelves

A furniture manufacturer makes ₦20,000 per shelf. I recommend producing zero of them.

CaseAugust 24, 2026

How Should a Distributor Spend ₦2 Million on Inventory?

A business owner has ₦2 million to restock. What should they buy?

CaseAugust 24, 2026

Should You Hire More Employees or Pay Your Existing Staff More?

A growing business eventually runs into an uncomfortable question: Do we need more people, or can the people we already have simply work more?