{
 "@context": "https://schema.org",
 "@type": "DefinedTerm",
 "@id": "https://wulfkaal.github.io/entities/data-gap",
 "identifier": "kaal:entity:data-gap",
 "name": "Data gap",
 "termCode": "data-gap",
 "inDefinedTermSet": {
  "@id": "https://wulfkaal.github.io/entities/index.json"
 },
 "author": {
  "@type": "Person",
  "name": "Wulf A. Kaal",
  "identifier": "https://orcid.org/0000-0003-0757-275X"
 },
 "dateModified": "2026-07-29",
 "canonicalForm": "https://wulfkaal.github.io/entities/data-gap.md",
 "sha256": "9d45854d59b68b8058f89f5170781a9eca86f7a1d6b5fce8244caf91331b4f30",
 "additionalProperty": [
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   "@type": "PropertyValue",
   "name": "status",
   "value": "derived"
  },
  {
   "@type": "PropertyValue",
   "name": "claim_count",
   "value": 2
  },
  {
   "@type": "PropertyValue",
   "name": "work_count",
   "value": 2
  },
  {
   "@type": "PropertyValue",
   "name": "year_span",
   "value": [
    "2009",
    "2016"
   ]
  },
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   "value": 0
  }
 ],
 "subjectOf": [
  {
   "@type": "Claim",
   "@id": "https://wulfkaal.github.io/claims/1428387-040",
   "identifier": "kaal:claim:1428387-040",
   "text": "Regulating on the basis of retailization would not currently be justifiable, because retailization cannot be quantified with any degree of certainty and regulation premised on speculation without proof or data validation would probably produce inadequate results.",
   "abstract": "Using a form of regulation that is premised on speculation without any proof or form of validation through data analysis would probably produce inadequate results and therefore would not be justifiable. (The SEC has not yet raised the",
   "citation": "Kaal, Hedge Fund Valuation Retailization, Regulation, and Investor Suitability (2009). SSRN: https://papers.ssrn.com/sol3/papers.cfm?abstract_id=1428387",
   "datePublished": "2009",
   "claim_type": "failure",
   "confidence": "argued",
   "is_failure_mode": true,
   "scope_conditions": [
    "as of 2009, absent data quantifying retail participation in hedge funds"
   ],
   "source_pdf_sha256": "6aa3a280dc6750723be2389f3af2aabf3a16c4ce20e49fcdaddd7f2ea95a67aa",
   "status": "current"
  },
  {
   "@type": "Claim",
   "@id": "https://wulfkaal.github.io/claims/2748096-010",
   "identifier": "kaal:claim:2748096-010",
   "text": "Any conclusion that hedge funds contributed to the financial crisis of 2007-2008 is circumstantial or anecdotal, because the data needed to test it, on leverage, counterparty relations, AUM, and portfolio holdings, were not collected for any substantial period before the crisis.",
   "abstract": "Without such data for a substantial time period before the financial crisis, concluding that hedge funds may have had a role in the financial crisis is circumstantial or anecdotal.",
   "citation": "Wulf A. Kaal, Timothy A. Krause, Hedge Funds and Systemic Risk (2016). SSRN: https://ssrn.com/abstract=2748096",
   "datePublished": "2016",
   "claim_type": "failure",
   "confidence": "argued",
   "is_failure_mode": true,
   "scope_conditions": [
    "applies to retrospective assessment of the 2007-2008 crisis",
    "SEC systemic risk data collection began only after Title IV of the Dodd-Frank Act"
   ],
   "source_pdf_sha256": "8f30260f2c1db728b45c4f3b9b7c64358cf9d3217277bc3c63a910c32f87b508",
   "status": "current"
  }
 ],
 "description": "2 claims in the published works of Wulf A. Kaal carry the concept tag 'data-gap'. Derived node: a roster, not an adjudicated definition."
}