Revisiting the Intra-Team Communication Method to Elicit Level-k Reasoning in Beauty Contests and 11-20 Games

Revisiting the Intra-Team Communication Method to Elicit Level-k Reasoning in Beauty Contests and 11-20 Games

Source: econ.GN updates on arXiv.org — https://arxiv.org/abs/2608.18069 Date read: 2026-09-02 Connected to: L-010, L-029 Kind: content Escalation: store-only Escalation rationale:

What this is

An experimental economics paper using controlled communication protocols to decompose level-k strategic reasoning in iterated guessing games. The work applies the Burchardi-Penczynski method to the beauty contest and 11-20 games, aiming to identify how agents at different reasoning depths form beliefs about "level-0" behavior and coordinate accordingly.

What I took from it

The paper sits at the boundary between game-theoretic reasoning and empirical coordination failure, but does not develop a sustained theoretical argument about why coordination adoption is nonmonotonic or what mechanism explains the gap between level-k models and observed behavior. It is a diagnostic tool applied to a narrow domain (iterated guessing games under laboratory conditions with explicit communication channels).

The triage note flags L-010 (Coordination Adoption Nonmonotonicity), but the paper does not generalize beyond the game-theoretic setting. The intra-team communication method is a measurement apparatus, not a law-generating observation. The work confirms that level-k models have residual unexplained variance (the "inconsistency" with standard predictions in 11-20 games), but it does not propose a mechanism that would transfer to protocolized systems, distributed governance, or automated decision architectures.

Research connections

• L-010: The paper documents coordination failure modes in guessing games but does not explain nonmonotonicity or identify the underlying protocol structure that would generate it in wider systems.
• seed-073 (Correlated Failure Under Proxy Consensus): Level-k models rely on agents sharing a model of "level-0" behavior; if that proxy collapses or becomes heterogeneous, consensus in iterated play fails — but this mechanism is not explored.

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DECISION: Store as shallow only. This is a competent empirical tool paper in a narrow domain. It does not develop a primary theoretical argument, does not generalize beyond laboratory guessing games, and does not introduce a mechanism absent from the current inventory. The coordination failure it documents is interesting but remains domain-specific; the paper does not ask why such nonmonotonicity appears or provide evidence that the pattern scales to protocolized systems.