FIAT Replacement Technology (FReT): Market Making

FReT Improvement Proposal: Protocol-Embedded Market Making via Miner Execution

Summary

FReT defines a system where circulating supply is dynamically adjusted through issuance and burn functions based on market conditions. This proposal extends that framework by integrating market making as a protocol-level function, executed by miners under strict rules and incentive constraints.

Market making is not treated as an external activity but as a core component of monetary policy, operating alongside supply adjustment. The objective is to ensure that price discovery, liquidity, and supply adaptation form a coherent and self-reinforcing system.


System Principle

  • FReT controls supply
  • Market making controls the price surface (liquidity, spreads, volatility)

The system forms a closed loop:

Liquidity conditions → price signals → FReT adjusts supply → new liquidity conditions

Market making acts as a signal amplifier.
If externalized, it introduces distortion and rent extraction.
If embedded, it becomes a stabilizing mechanism.


Design: Protocol Market Making

Market making is implemented as a UTMM primitive, executed by miners under deterministic rules.

  • No discretionary trading
  • No strategy selection
  • No off-chain coordination

Miners act as protocol-aligned liquidity operators, not profit-maximizing traders.


Structural Components

1. Liquidity Bands

The protocol defines:

  • Target price bands
  • Minimum depth requirements
  • Maximum spread constraints

Example:

  • Inner band: ±2%
  • Outer band: ±10%

The system enforces:

  • Continuous liquidity within bands
  • Minimum capital deployment

This is policy execution, not strategy.


2. Coupling with FReT

Supply and liquidity are jointly controlled:

  • If price > target:

    • Increase issuance
    • Increase sell-side liquidity
  • If price < target:

    • Increase burn
    • Increase buy-side liquidity

Supply adjustment and liquidity shaping operate in a single control loop.


3. Inventory Constraints

The system enforces:

  • Inventory caps
  • Automatic rebalancing
  • Neutral positioning

Miners are not permitted to accumulate directional exposure.

Objective: neutral liquidity provision, not speculation.


Incentive Model

Participation must be economically dominant.

1. Conditional Block Rewards

  • Full rewards require:

    • block production
    • compliant liquidity provisioning
  • Non-compliance:

    • reduced or zero rewards

2. Bounded Spread Participation

  • Miners earn a share of spreads
  • Spreads are protocol-constrained

Ensures:

  • revenue scales with activity
  • no rent extraction via widening

3. Stability Incentives

Additional rewards for:

  • maintaining price within band
  • reducing volatility

Explicitly rewards stability provision.


4. Inventory Risk Compensation

Where exposure exists, compensation mechanisms include:

  • funding flows
  • inventory rebates
  • dynamic fee adjustments

Without this, rational participation collapses.


Risks and Constraints

1. Miner Coordination Risk

Potential behaviors:

  • spread widening
  • liquidity withdrawal
  • band manipulation

Mitigation:

  • verifiable on-chain liquidity commitments
  • enforced policy constraints

2. Adverse Selection

Miners act as passive counterparties.

Without compensation:

  • losses accumulate
  • liquidity disappears

3. Policy Conflict

If liquidity policy and supply policy diverge:

  • stabilization and contraction can conflict

Resolution:

  • unify both within a single UTMM control function

Miner Execution Model (Deterministic)

Design Objective

  • Minimize operational complexity
  • Eliminate timing attack surfaces
  • Maximize participation
  • Reduce infrastructure requirements

Miner Responsibilities

Miners do three things only:

  1. Deposit capital (infrequent)
  2. Produce blocks
  3. Call a single function per block

Per-Block Execution

executeMonetaryPolicy()

This function:

  • adjusts supply (issuance / burn)

  • updates liquidity positioning

  • distributes rewards and penalties

No additional interaction is required.


Capital Provisioning

Miners deposit into a protocol-controlled contract:

LiquidityVault

Properties:

  • one-time or infrequent deposits

  • no per-block funding

  • withdrawal subject to delay

The vault:

  • aggregates miner capital

  • exposes it to protocol-controlled liquidity logic


Liquidity Execution

Liquidity is managed entirely by the protocol.

The system:

  • reads market state (price deviation, volatility, flow)

  • computes required liquidity distribution

  • updates internal pricing curves

Recommended implementation:

  • banded AMM or virtual AMM (vAMM)

Properties:

  • no order placement

  • no cancellation

  • no latency dependence

  • fully deterministic


Inventory Management

Miners do not manage inventory.

The protocol:

  • tracks exposure per share

  • enforces limits

  • rebalances automatically via:

    • mint/burn (FReT)

    • internal swaps

Inventory risk is handled at the system level.


Rewards and Penalties

Rewards:

  • block rewards

  • share of fees

  • stability incentives

Penalties:

  • insufficient liquidity → reduced rewards or exclusion

Funding Flow

  • Initial: miner deposits capital

  • Ongoing: rewards accrue automatically

  • No continuous topping-up required

Withdrawals:

  • delayed to prevent opportunistic exit

System Synthesis

The system forms a unified structure:

  • FReT: adjusts supply

  • Market Making: adjusts liquidity and price surface

  • Miners (or ARCOs): execute both deterministically

Miners function as monetary operators, not just validators.


Required Next Step

Define a Liquidity UTMM Module with:

Inputs:

  • price deviation

  • volatility

  • order flow

Outputs:

  • liquidity distribution

  • spread parameters

  • depth targets

Constraints:

  • inventory limits

  • capital allocation rules

Incentives:

  • reward and penalty functions

Conclusion

Market making must be internalized as part of monetary policy.

If externalized:

  • it introduces extraction

  • distorts signals

If embedded:

  • liquidity aligns with protocol objectives

  • price signals improve

  • supply adjustment becomes effective

This removes reliance on external market makers and integrates liquidity provision directly into the economic logic of the system.