12) Constants, parameters, numbers (such as subsidies, taxes, standards)

6) The structure of information flows (who does and does not have access to what kinds of information)

11) The sizes of buffers and other stabilizing stocks, relative to their flows.

5) The rules of the system (such as incentives, punishments, constraints)

10) The structure of material stocks and flows (such as transport networks, population age structures)

4) The power to add, change, evolve, or self-organize system structure

9) The lengths of delays, relative to the rate of system change

3) The goals of the system

8) The strength of negative feedback loops, relative to the impacts they are trying to correct against

2) The mindset or paradigm out of which the system—its goals, structure, rules, delays, parameters—arises

7) The gain around driving positive feedback loops

1) The power to transcend paradigms