Agent skill
business_quality_assessment
Install this agent skill to your Project
npx add-skill https://github.com/colinalexander/buffet/tree/main/skills/business_quality_assessment
SKILL.md
SKILL: Business Quality Assessment
Summary
Business Quality Assessment is the skill of determining whether a business possesses durable economic characteristics that enable reliable long-term value creation. It focuses on what the business is, not how it is priced, and establishes whether the enterprise is suitable for capital commitment at all.
This skill precedes valuation and acts as a primary admissibility filter for investment judgment.
Judgment Role
This skill functions as a gatekeeping constraint in the investment decision loop.
It determines whether a candidate business is:
- admissible for further analysis,
- admissible only under restrictive assumptions, or
- inadmissible regardless of price.
Failure at this stage halts downstream judgment unless explicitly escalated.
Judgment Checkpoints
Checkpoint 1: Business Durability Gate
Purpose:
Assess whether the business can sustain its economic function and relevance
over the mandate horizon.
Key Questions:
- What core customer problem does the business solve?
- Why does this business continue to exist in its current form?
- What specific forces could erode its position over time?
Required Evidence / Inputs:
- Business model description
- Industry structure overview
- Historical persistence of demand
Expected Outputs:
- Judgment Record: affirm_alignment | recommend_adjustment | escalate
- Rationale describing durability drivers and threats
Failure Modes Guarded Against:
- Narrative-driven enthusiasm
- Confusion between growth and durability
Escalation Criteria:
- Durability depends primarily on continued excellence or favorable conditions
Checkpoint 2: Economic Simplicity Test
Purpose:
Ensure the business economics are understandable, explainable, and monitorable.
Key Questions:
- Can the source of profits be explained end-to-end in plain language?
- Are margins and returns driven by structural factors or transient conditions?
- Can ongoing performance be monitored without complex proxies?
Required Evidence / Inputs:
- Simplified income and cash flow drivers
- Explanation of cost and pricing power
Expected Outputs:
- Judgment Record with explanation of economic clarity
Failure Modes Guarded Against:
- Hidden leverage
- Complexity obscuring risk
Escalation Criteria:
- Economics cannot be articulated without layered assumptions
Checkpoint 3: Competitive Position Verification
Purpose:
Determine whether the business holds a defensible position relative to competitors.
Key Questions:
- What prevents competitors from replicating this business?
- Is advantage structural, contractual, regulatory, or behavioral?
- How has the competitive position changed historically?
Required Evidence / Inputs:
- Competitive landscape analysis
- Historical ROIC vs peers
Expected Outputs:
- Judgment Record with identified advantage sources
Failure Modes Guarded Against:
- Temporary advantage mistaken for moat
- Brand or scale over-attribution
Escalation Criteria:
- Advantage depends on continuous aggressive behavior to sustain
Authority Boundaries
- Humans: Full authority to affirm, adjust, or reject.
- Models: Advisory only; may summarize evidence and flag concerns.
- Prohibited: Models may not independently admit a business past this skill.
This skill explicitly may NOT decide valuation, timing, or position sizing.
Time Horizon
- Primary horizon: 10+ years
- Secondary horizon: Full business cycle
Judgments should degrade slowly and change only with structural evidence.
Interaction With Other Skills
Upstream (inputs from):
- None (this is an entry-point skill)
Downstream (feeds into):
- intrinsic_value_estimation
- margin_of_safety_enforcement
- structural_advantage_identification
Auditability & Records
- Judgment Records stored as append-only assessments
- Required narrative rationale (no numeric-only approvals)
- Review cadence: upon major business model or industry change
- Records retained indefinitely
Common Misuse Patterns
- Confusing rapid growth with quality
- Treating managerial brilliance as a substitute for structure
- Allowing valuation attractiveness to override quality concerns
Versioning
- Skill version: 1.0
- Last reviewed: 2026-01-09
- Change notes: Initial canonical definition
Notes
A business that fails this skill cannot be rescued by valuation alone without explicit escalation and documented rationale.
Recommended Agent Skills
Expand your agent's capabilities with these related and highly-rated skills.
patience_as_active_strategy
margin_of_safety_enforcement
capital_allocation_judgment
narrative_resistance
governance_and_trust_evaluation
owner_mindset_reasoning
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