Commons Governance

The set of local rules, monitoring practices, and social pressures through which communities successfully manage shared resources --- without requiring either markets or states.

---

What is it?

In 1968, the ecologist Garrett Hardin published an influential essay called “The Tragedy of the Commons.”¹ His argument: when a resource is shared and nobody owns it --- a fishing ground, a pasture, a forest --- every individual has an incentive to take as much as possible before someone else does. The result is inevitable ruin. Hardin’s conclusion was stark: shared resources must be either privatised (so an owner has an incentive to protect them) or managed by government regulation (so a state can enforce limits). There was no third option.

Elinor Ostrom spent her career proving there was a third option.²

Ostrom, a political scientist at Indiana University, did something unusual for an academic theorist: she went and looked. She and her collaborators studied real communities around the world that had been managing shared resources --- sometimes for centuries --- without privatisation and without state intervention. Turkish fishermen who rotated fishing spots by consensus. Nepalese irrigation farmers who maintained centuries-old canal systems through labour contributions and mutual monitoring. Swiss alpine herders in Toerbel who had governed communal meadows since at least 1517, with written rules specifying how many cattle each household could graze.² In case after case, the commons were not destroyed. They were governed --- through local rules, social pressure, graduated sanctions, and collective decision-making.

For this work, Ostrom became the first woman to win the Nobel Prize in Economics, in 2009.³ Her central contribution was not just showing that commons governance works, but identifying why it works --- the design principles that distinguish successful commons from failed ones.

In plain terms

Imagine a shared kitchen in a flatshare. The textbook prediction is that nobody will wash the dishes. But in most functioning flatshares, people do wash the dishes --- because the group develops rules (a rota), monitoring (you notice who skips), and social consequences (disapproval, confrontation, eviction). Commons governance is the study of how and why these self-organised systems work, scaled up from kitchens to forests, fisheries, and water systems.

---

At a glance

How commons governance works (click to expand)

graph TD
    SR[Shared Resource] --> LR[Local Rules<br/>who takes what, when, how]
    LR --> MO[Monitoring<br/>members watch each other]
    MO --> GS[Graduated Sanctions<br/>small penalties first, escalating]
    GS --> CR[Conflict Resolution<br/>cheap, local, fast]
    CR --> CA[Collective Adaptation<br/>rules evolve over time]
    CA --> SR
    style SR fill:#4a9ede,color:#fff
    style CA fill:#4a9ede,color:#fff

Key: Commons governance is a cycle, not a hierarchy. The community sets rules, monitors compliance, sanctions violations proportionally, resolves disputes locally, and adapts the rules as conditions change. The resource survives because the cycle keeps running.

---

How does it work?

The tragedy that isn’t

Hardin’s original “tragedy of the commons” essay assumed a specific situation: users who cannot communicate, cannot make binding agreements, and cannot observe each other’s behaviour.¹ Under those conditions, overuse is indeed the rational strategy. But those conditions are the exception, not the rule. Most real commons involve people who live near each other, talk to each other, and will need to cooperate again tomorrow. Ostrom’s insight was that Hardin described not a universal law but a special case --- one where communication and trust have already broken down.²

Think of it like...

Hardin’s model is like predicting that every restaurant buffet will be stripped bare in minutes because every diner has an incentive to pile their plate. In practice, most people take reasonable portions --- because they can see others watching, because they plan to come back next week, and because norms of fairness are operating. The “tragedy” only happens when those social mechanisms are absent.

Ostrom’s eight design principles

From hundreds of case studies, Ostrom distilled eight design principles that characterise long-enduring commons institutions.² These are not rigid rules but recurring patterns found in successful systems worldwide:

1. Clearly defined boundaries. Who has the right to use the resource, and what are the resource’s limits? If anyone can show up and take, governance cannot work. The Swiss herders of Toerbel defined exactly which households had grazing rights and how many cattle each could bring.²

2. Rules match local conditions. The rules governing use fit the specific ecology, geography, and social context. Nepalese irrigation systems have different rules for wet season and dry season because the water supply changes.²

3. Collective-choice arrangements. The people affected by the rules participate in making and modifying them. Rules imposed from outside by people who do not bear the consequences tend to be ignored or resisted.

4. Monitoring. Someone watches whether the rules are being followed --- and the monitors are either the users themselves or accountable to them. In Turkish coastal fisheries, fishermen assigned to specific spots could easily see if someone was fishing out of turn.²

5. Graduated sanctions. Violations are punished, but proportionally. A first offence might earn a warning or a small fine. Repeated violations escalate. This avoids the problem of rules so harsh that nobody enforces them.

6. Conflict-resolution mechanisms. Disputes are resolved quickly, locally, and cheaply --- not through distant courts. If two herders disagree about grazing boundaries, a village council resolves it within days, not years.

7. Minimal recognition of rights to organise. External authorities (governments, distant landlords) do not undermine the community’s right to create and enforce its own rules. When governments overrode local fishery rules to impose centralized management, the commons often deteriorated.⁴

8. Nested enterprises (for larger systems). When a commons is too large for a single community, governance is layered: local rules at the base, regional coordination above, with each level handling the problems at its own scale.

Example: Turkish coastal fisheries (click to expand)

In Alanya, Turkey, local fishermen developed a system where licensed fishers are listed and assigned to fishing spots by lot each September. Each day, every fisher moves east to the next spot. The rotation ensures equal access to productive and less productive areas over time. No central authority designed this. The fishermen created, monitor, and enforce it themselves. Violations are rare because everyone can see everyone else, and because the system is perceived as fair.²

Why some commons fail

Not all commons succeed. Ostrom was equally interested in failure cases. Commons tend to collapse when:²

• Boundaries are unclear --- anyone can enter and extract
• Rules are imposed externally by people who do not use the resource and do not bear the costs of bad rules
• Monitoring breaks down --- nobody knows who is cheating
• Sanctions are either absent or draconian --- too mild to deter, or too harsh to enforce
• The community loses its ability to adapt --- the rules are frozen even as conditions change

Think of it like...

A neighbourhood garden works when the gardeners know each other, agree on watering schedules, and gently remind someone who forgets to weed. It fails when the plot is open to strangers with no stake, when the council imposes rules the gardeners had no say in, or when complaints go nowhere.

Beyond Hardin: a richer picture

Ostrom’s work did not refute the possibility of commons tragedies. It refuted the claim that tragedy is inevitable. The real question is not “will unregulated commons be destroyed?” but “under what conditions do communities successfully govern shared resources, and under what conditions do they fail?”³ That shift --- from a binary (privatise or regulate) to a conditional (it depends on the institutional design) --- is her lasting contribution to how we think about collective action.

---

Why do we use it?

Key reasons

1. A third option exists. Many real-world problems involve shared resources (water, fisheries, knowledge, software, airwaves) where neither full privatisation nor top-down state control is practical or desirable. Commons governance provides a framework for understanding the alternatives.² 2. Institutional design matters. Ostrom’s design principles give practical criteria for evaluating whether a commons institution is likely to endure or collapse --- useful for anyone designing cooperatives, open-source projects, or community agreements.⁴ 3. It explains what you already see. Many functioning systems --- open-source software communities, neighbourhood associations, fishing cooperatives, Wikipedia --- operate as governed commons. Understanding the principles explains why some thrive and others fragment.

---

When do we use it?

• When analysing any situation involving a shared resource that multiple people depend on
• When designing community agreements or governance structures for cooperatives, collectives, or open-source projects
• When evaluating whether a policy proposal to privatise or centralise a resource is the only option, or whether local governance could work
• When trying to understand why a community institution succeeded or failed
• When studying environmental governance --- fisheries, forests, water systems, grazing land

Rule of thumb

If a resource is shared, rivalrous (one person’s use reduces what is available to others), and the users know each other or can be identified, ask whether Ostrom’s design principles are present before assuming the commons will fail.

---

How can I think about it?

The flatshare kitchen

A shared kitchen in a flatshare is a commons. The resource is shared (everyone uses the stove, fridge, sink). It is rivalrous (dirty dishes left by one person reduce the usability for others). Hardin’s prediction: the kitchen will always be filthy because nobody has an individual incentive to clean.

But most flatshares develop governance:

• Boundaries: only housemates use the kitchen (guests are an exception, not the norm)
• Rules: a cleaning rota, a shelf per person in the fridge, a rule about washing your own dishes
• Monitoring: everyone sees the state of the kitchen daily
• Graduated sanctions: a reminder, then a conversation, then a house meeting, then ultimately someone moves out
• Adaptation: the rota changes when someone’s schedule shifts

The kitchen stays usable not because of property rights or a landlord’s enforcement, but because the group self-governs. That is commons governance.

The open-source codebase

An open-source software project is a knowledge commons. The resource (the code) is non-rivalrous in use (copying it does not diminish it) but rivalrous in maintenance (too many conflicting contributions degrade quality).

Successful open-source projects mirror Ostrom’s principles:

• Boundaries: contributor agreements define who can merge code
• Rules matching local conditions: each project has its own coding standards and review processes
• Collective choice: maintainers discuss and vote on direction
• Monitoring: code review is mutual monitoring --- every change is inspected by peers
• Graduated sanctions: a rejected pull request is mild; repeated disruptive behaviour leads to banning
• Conflict resolution: mailing lists, governance committees, or benevolent dictators resolve disputes

Projects that lack these structures --- where anyone can commit anything, where there is no review, where disputes fester --- tend to fork or die.

---

Concepts to explore next

Concept	What it covers	Status
institutions-as-rules	Douglass North’s framework: how formal and informal rules shape economic outcomes	complete
embeddedness	Polanyi’s insight that markets are embedded in social relationships	complete
credit-and-trust	The chain of belief (credere) underlying all financial and social systems	complete

Some cards don't exist yet

A broken link is a placeholder for future learning, not an error.

---

Check your understanding

Test yourself (click to expand)

1. Explain why Hardin’s “tragedy of the commons” is a special case rather than a universal law, according to Ostrom.
2. Name at least five of Ostrom’s eight design principles for long-enduring commons institutions.
3. Distinguish between the three options for managing shared resources: privatisation, state regulation, and commons governance. Under what conditions might each be most appropriate?
4. Interpret this scenario: a community fishing lake has no written rules, but the same dozen families have fished it for generations and everyone knows each other. Is this a governed commons or an ungoverned one? What design principles might be present informally?
5. Connect commons governance to open-source software: which of Ostrom’s design principles can you identify in a well-run open-source project?

---

Where this concept fits

Where this concept fits

graph TD
    E[Economics] --> IR[Institutions as Rules]
    E --> CG[Commons Governance]
    E --> EMB[Embeddedness]
    E --> CT[Credit and Trust]
    IR --> CG
    style CG fill:#4a9ede,color:#fff

Related concepts:

• institutions-as-rules --- commons governance is a specific form of institutional design; North’s framework explains why rules matter, Ostrom explains how communities create them
• embeddedness --- Polanyi’s insight that markets sit inside social relationships explains why community-based governance can work where abstract market mechanisms cannot
• credit-and-trust --- commons governance depends on trust between members; when the credere chain breaks, the commons collapses

---

Sources

---

Further reading

Resources

• Governing the Commons (Cambridge University Press) --- Ostrom’s foundational work; the case studies in Chapters 3—5 are the heart of the argument
• Ostrom’s Nobel Lecture (2009) --- A 30-minute summary of her life’s work; the best single entry point
• The Wealth of the Commons (ed. Bollier & Helfrich, 2012) --- A collection of essays extending commons thinking to digital, cultural, and urban contexts
• Elinor Ostrom’s Rules for Radicals (Derek Wall, 2017) --- An accessible introduction to Ostrom’s ideas for a general audience
• Tragedy of the Commons (Science, 1968) --- Hardin’s original essay; read it to understand the argument Ostrom was responding to

Footnotes

1. Hardin, G. (1968). “The Tragedy of the Commons.” Science, 162(3859), 1243—1248. ↩ ↩²

2. Ostrom, E. (1990). Governing the Commons: The Evolution of Institutions for Collective Action. Cambridge: Cambridge University Press. The eight design principles are presented in Chapter 3. ↩ ↩² ↩³ ↩⁴ ↩⁵ ↩⁶ ↩⁷ ↩⁸ ↩⁹ ↩¹⁰

3. Ostrom, E. (2009). “Beyond Markets and States: Polycentric Governance of Complex Economic Systems.” Nobel Prize Lecture, 8 December 2009. ↩ ↩²

4. Ostrom, E. (2005). Understanding Institutional Diversity. Princeton: Princeton University Press. Extends the design principles into the Institutional Analysis and Development (IAD) framework. ↩ ↩²