Stock
An amount that has accumulated in a system at a moment in time.
At a glance
Key signals
25% cross fields · reaches 10 more
- Systems Science
- Economics
- Explanation
- Examples
- Misconception
- Sourced relations 4
- Attribution
Dependencies
What this concept builds on and what it makes possible — derived from the atlas’s dependency, causal and structural relations, not from every related edge.
System context
Stockis part ofStock marketEstablished
Stock is part of stock market.
Mechanism: A stock is the unit traded on the stock market — a share representing part-ownership of a company and a claim on its profits.
- Wikipedia (English & German editions) verifiedmoderate evidence
Stockis part ofSystemEstablished
Stocks are the accumulations inside a system.
Mechanism: A stock is a system's memory: an accumulation — of water, money or population — that rises and falls with the flows into and out of it.
- Thinking in Systems: A Primer (2008) verified
Structural role & consequence
Interpreted from the current atlas graph — what the connections mean, not just how many there are.
Currently dark in the atlas: no key date stored · 4 of 4 of its relations lack claim-level evidence.
atlas representation · Describes the current Thinking OS representation, not the state of the world.
Structural neighbourhood: 4 → 19 → 112 concepts reachable within 3 hops.
structural · Structural reach — being reachable is not the same as being understood.
cross-field
3 within-field, 1 cross-field
Strengths & constraints
Constraints
- Evidence coverage currently thin in the atlas — few of its relationships carry claim-level evidence. atlas representation
- No dated history stored — the atlas records no key date for this concept. atlas representation
Conditions
- Read structurally — most of its relationships carry no external evidence yet, so claims here are graph-derived. structural
Seen through each discipline
How this concept sits in each of its fields — derived from its real connections in the graph, not asserted.
Related ideas to explore
Concepts that look related but are not yet connected here — candidates for a connection to reason about, not established links.
This idea also appears in…
The same structure shows up in other disciplines. These are real recurrences drawn from the graph — a starting point for asking “what carries over, and what changes?”
Stocks and flows41 disciplines · 34 concepts
Concepts
shares a mental model · crosses a discipline boundary
shares a mental model
shares a mental model
shares a mental model
shares a mental model
shares a mental model
Mental models at work here
- Connects 4 other ideas across 2 disciplines.
- A cross-disciplinary bridge — its connections reach into 10 other fields.
- Most of its connections are of the “Kind & structure” kind.
- It exercises 1 reusable thinking pattern.
Derived from the graph’s real structure — observations, not a score.
Sources
- Thinking in Systems: A Primer (2008) verified