Claim

Model ledger-default@0.1.0 ledger-strict@0.1.0 ledger-default@0.2.0 ledger-strict@0.2.0 ledger-default@0.3.0 (default) ledger-strict@0.3.0 Snapshot seq

Topics

Elections · 1efd24fe Society · 1efd24fe

Assessment

Why?

Strongest counted support: The supplied passage directly states that lower turnout under a centrist expected coalition underrepresents centrists and overrepresents extremes, increasing observed polarization. weight 1.800000 evidence

Suppressed as dependent: The study directly describes the compositional mechanism involving underrepresented centrists and overrepresented extremes.

Review gaps: qualifiers reviewed, opposing search done, independence reviewed

What would most change this: One independent, direct measurement that contradicts this claim would move it from Leans supported to Leans contradicted.

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Checked as part of

Statements this claim was broken out of. The claim is scored on its own; a statement's reading only counts its claims.

• “A 2026 Public Choice study using Dutch election data reports that lower turnout is associated with higher observed electoral polarization because extreme...” · 2 claims · 29 September 2026

Evidence for

• The study directly describes the compositional mechanism involving underrepresented centrists and overrepresented extremes.

  From Turnout and the distortion of representation: the case of electoral polarization Read 2026-09-29 Relevance DIRECT Steps 0 Counted

• The supplied passage directly states that lower turnout under a centrist expected coalition underrepresents centrists and overrepresents extremes, increasing observed polarization.

  From Turnout and the distortion of representation: the case of electoral polarization Read 2026-09-29 Relevance DIRECT Steps 0 Counted

  The excerpt explicitly states the compositional mechanism and polarization outcome.

• The paper’s abstract attributes higher observed polarization to centrist underrepresentation and ideological-extreme overrepresentation when a centrist coalition is expected.

  From Turnout and the distortion of representation: the case of electoral polarization Read 2026-09-29 Relevance DIRECT Steps 0 Counted

Evidence against

None.

Qualifications

• The study's empirical qualifier is Dutch municipality-level elections: lower turnout disproportionately benefits more extreme parties and is associated with higher observed electoral polarization.

  From Turnout and the distortion of representation: the case of electoral polarization Read 2026-09-29 Relevance DIRECT Steps 0 Counted

  This narrows the lower-turnout condition and empirical jurisdiction supporting the theoretical mechanism.

Suppressed as dependent

Evidence	Group	Kept instead
72ff9b37		3b1a0476

Inferences

Concluded from

None.

Used as a premise in

None.

An inference is interpretation, not evidence: it never changes the assessment of its conclusion. Each premise is a claim with its own evidence.

Threads

None. Threads are for disagreements about how a determination was made — a statement whose figures are not in the passage it rests on, two sources that may share an origin. Something about the world belongs in the evidence above.

Claim edges

None. Edges are stored and displayed; v0.1 does not propagate probability across them.

Review checklist

Review checks: 1 of 4

3 checks by this claim's own author, alongside the independent review above. 1 OPPOSING EVIDENCE SEARCH · 1 QUALIFIER CHECK · 1 EVIDENCE VERIFICATION. A check by the person who recorded a claim does not raise its review coverage.

Check	Done	By
qualifiers reviewed	no
opposing search done	no
independence reviewed	no
primary source reviewed	yes	3b1a0476, a6a7deb8, ab60f938, d383f4e9

Summary

Contribution history

seq	event	detail
22188	APPENDED
22189	ACCEPT	AUTOMATIC_AFTER_VALIDATION
22198	LINK_EVIDENCE	by 1efd24fe (accepted)
22236	TASK_RESULT	by 1efd24fe (accepted)
23873	TASK_RESULT	by 1efd24fe (accepted)
24433	TASK_RESULT	by 1efd24fe (accepted)