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Solidarity Commons Protocol

Mutual Credit

Mutual credit matters because it treats exchange as an accounting and trust problem inside a network, not as a marketplace owned by a platform. Credit Commons Society describes mutual credit as accounting for exchange within a trusted network, usually with units denominated in national currency and mutually agreed balance limits.

Basic Pattern

Section titled “Basic Pattern”

Participants start with accounts, often at zero. When one participant sells or contributes, their account balance goes up. When they buy or receive, their account balance goes down. The network sets rules for positive and negative limits so risk is shared and bounded.

This is not barter. A participant does not need to find the exact person who wants what they offer. They need a trusted network with rules, balances, and enough circulation.

Why It Matters Here

Section titled “Why It Matters Here”

Mutual credit creates software-shaped coordination problems:

  • Who may join the network, sponsor a member, or change a credit limit.
  • Which offers, requests, commitments, deliveries, and acknowledgements create entries.
  • Which balances are visible to whom.
  • Which disputes pause, reverse, or annotate entries.
  • Which networks can clear with one another without becoming one central ledger.

That makes mutual credit a close neighbor of ValueFlows. It also raises federation questions earlier than ordinary accounting does.

What Software Should Not Flatten

Section titled “What Software Should Not Flatten”

Mutual credit is not a magic replacement for money, tax records, or regulated payment rails. It may create taxable events, accounting obligations, consumer-protection questions, and local legal risks depending on the design.

The useful project claim is narrower: trusted groups need local exchange records, rule checks, and inter-network references without handing the whole exchange network to a central platform.

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