8 “Design Principles”
(Elinor Ostrom 1990)

1.Clarify defined boundaries (effective exclusion of external un-entitled parties);

2.Rules regarding the appropriation and provision of common resources are adapted to local conditions;
3.Collective-choice arrangements allow most resource appropriators to participate in the decision-making process;
4.Effective monitoring by monitors who are part of or accountable to the appropriators;
5.There is a scale of graduated sanctions for resource appropriators who violate community rules;
6.Mechanisms of conflict resolution are cheap and of easy access;
7.The self-determination of the community is recognized by higher level authorities
8.In the case of larger common-pool resources, organizations in the form of multiple layers of nested  enterprises,  with small local governance at the base