Ethereum currently rewards validators for attestations and other consensus duties. The June 2026 paper asks what happens if the protocol reduces issuance so sharply that those small duty rewards become negligible while maximum extractable value remains worth pursuing.
The June paper solves an incentive problem, not a parameter vote
The authors compare two families of mechanisms. An issuance offset would preserve the existing relative rewards and penalties while deducting value separately. A second approach would lower rewards and increase penalties for missed duties. The paper examines how either design could keep correct participation economically relevant.
Research, EIP and upgrade are separate states
| State | Evidence available now | Meaning |
|---|---|---|
| Research | Two Ethereum Research papers | Ideas and trade-offs are open for debate |
| EIP | No tracked proposal identified for this curve | No canonical specification or status |
| Network upgrade | No inclusion or activation record | Validator rewards have not changed through this work |
The 50% figure belongs to an earlier model
A September 2024 paper studied how issuance curves might limit excessive staking and reduce centralization pressure. One example added a negative term that overtook issuance around a 50% stake rate. The author said the threshold could move by changing the coefficients and described several parameter choices as heuristic.
That model is relevant background for the current debate, but it does not make the June paper a proposal to switch rewards off at one fixed threshold. The newer paper deliberately leaves the exact curve equation outside its scope.
The economic trade-offs under review
- ETH holders
- Lower issuance reduces dilution, but the security budget cannot be inferred from issuance alone.
- Solo stakers
- Fixed operating costs make very low yields harder to absorb than they are for large operators.
- Validators
- Duty incentives must remain large enough to make correct attestations rational.
- Protocol
- Any change needs specification, testing, client implementation and social agreement.
| Current evidence | What would advance it | |
|---|---|---|
| Issuance curve | Several research shapes and heuristics | A specified curve with reviewed parameters |
| Validator duties | Offset and penalty mechanisms modelled | Client specification and test vectors |
| Protocol status | Ethereum Research working papers | A tracked EIP and upgrade inclusion |
| Investor impact | Scenario analysis only | Agreed activation and measurable reward changes |
Method: Status is based on the authors' own scope statements and the Ethereum EIP repository's definition of working papers.
Risks to the thesis
- A formal EIP or consensus-specification pull request that defines the reward curve and activation path.
- Quantitative analysis of solo-staker, liquid-staking and institutional-operator outcomes under the same assumptions.
- Evidence that client teams and protocol governance have moved the work into a named network upgrade.