Sourcing · The concentration position · Element
The rationale
Why this input is single-sourced, and whether it was decided.
The part
What it is
Deliberate single sourcing has reasons: price, collaboration depth, quality consistency, or there being only one source.
Accumulated single sourcing has none, and distinguishing the two is the point of the element.
The smallest level
The attributes it carries
Each attribute is one of the framework’s shared types. What a date is, and how it is written, is defined once for the whole model — the note here says what it means in this particular place.
The other elements in the concentration position
The single sources
Inputs where one supplier provides all or nearly all.
LearnThe switching cost
What it would take to move to another source.
Learn