Markets, industries & categories · Core

Market boundary

Also called: inclusion boundary

ELI5

The line deciding what counts inside the market.

Used in conversation

“State the market boundary before presenting TAM.”

Definition

The rule determining which customers, products or geographies are included in a market estimate.

Here “Market boundary” means: The rule determining which customers, products or geographies are included in a market estimate.

Pitch context

You will see “Market boundary” in strategy decks, market analyses, business plans and planning workshops when the discussion reaches markets, industries & categories.

Why it matters: It helps a reader interpret markets, industries & categories without confusing the measure, decision, role or evidence being discussed.

Sources & evidence · 5

Supporting source families. This entry is an editorial synthesis rather than a quotation from one canonical glossary.