What is Cost-Plus Pricing?
Cost-plus pricing is the simplest pricing method: calculate the unit cost (variable cost plus allocated fixed cost), add a standard markup (often 20–50%), and that becomes the price. The method is defensible (you can show your work to buyers and regulators), administratively simple (no market research required), and ensures every sale is profitable at the unit level. The downsides are major: it ignores customer willingness-to-pay (a product that customers value at $100 may be priced at $40); it ignores competitor pricing; and it creates pro-cyclical pricing (when costs rise during inflation, prices rise, demand falls). Most B2B contracts and government purchasing use cost-plus, but most consumer markets have moved away from it.
How Cost-Plus Pricing actually works
The framework breaks down into the following moving parts. Knowing what each piece is — and what it is not — is what separates a B-grade answer from an A-grade answer in a written assignment.
- Calculate unit cost (variable + allocated fixed)
- Add target markup (20–50% typical)
- Resulting price = cost × (1 + markup)
- Defensible but ignores willingness-to-pay
- Common in B2B contracts, government, regulated industries
A worked example: Defense contracting
US defense contracts traditionally use cost-plus pricing — the contractor reports actual cost and adds a contractually set fee (typically 5–15%). The model exists because defense requirements often cannot be specified in advance, and risk needs to sit with the government. The downside: contractors have no incentive to control cost (higher cost = higher fee). Reforms have moved toward fixed-price and incentive-fee structures, but cost-plus remains common for R&D-heavy contracts. The case illustrates both why cost-plus exists (risk management) and why it has economic disadvantages (no efficiency incentive).
Don't lose marks for these
- Using cost-plus when value-based would yield higher price
- Cost-plus during inflation causes pro-cyclical demand destruction
- Allocating fixed cost incorrectly
How to use this on the exam
Score-maximizing moves
- Show the formula
- Cite where cost-plus is appropriate (commodities, regulated industries)
- Compare to value-based
When to use Cost-Plus Pricing (and when not to)
Use Cost-Plus Pricing when your assignment asks you to analyze, structure, or recommend — and when you have at least two data points to populate every cell of the framework. Skip it when the question is asking for a numerical answer or a single recommendation, since Cost-Plus Pricing is a structuring tool, not a calculator.