Glossary

Opportunity cost

Opportunity cost is the value of the best forgone alternative when a scarce resource — time, capital, attention, organizational capacity — is committed to a chosen course. It is the economic cost of “yes,” measured by what you could have done instead, not by accounting outlays alone.

Why it matters

Strategy is largely the discipline of choosing what not to pursue. Opportunity cost makes that choice explicit: every roadmap item, acquisition, or AI program consumes capacity that cannot simultaneously build a moat, fix unit economics, or enter another market.

Accounting cost understates true cost when the next-best use of capital or talent is valuable. Conversely, sunk costs are not opportunity costs — they are already spent and should not drive the forward decision except through remaining options they enable.

Example (enterprise): Approving a large custom integration for one logo may show positive contribution, yet the opportunity cost is delayed platform work that would raise retention across the cohort. The correct comparison includes that forgone platform value.

Mechanisms

  • Identify the scarce resource being committed (capital, engineering, sales capacity, executive attention).
  • Name the best realistic alternative use of that resource on the same horizon.
  • Compare incremental benefit of the chosen path against that forgone value — not against zero.

Boundaries

  • Opportunity cost ≠ accounting expense; many opportunity costs never appear on the P&L.
  • Opportunity cost ≠ sunk cost; sunk spend is irrelevant except for remaining options.
  • Listing every imaginable alternative is not useful — the best realistic alternative is the benchmark.

Related topics

None linked yet.

Related concepts & frameworks

Further research

Opportunity Cost — Definition for Strategists | The Strategy Stack