{
  "prefix": {
    "pe": "https://proofengine.info/proofs/in-venture-capital-the-top-10-of-investments-generate-more-than-75-of-total/",
    "prov": "http://www.w3.org/ns/prov#",
    "xsd": "http://www.w3.org/2001/XMLSchema#",
    "schema": "http://schema.org/"
  },
  "entity": {
    "pe:claim": {
      "prov:type": "pe:Claim",
      "prov:label": "In venture capital, the top 10% of investments generate more than 75% of total portfolio returns, following a power law distribution.",
      "prov:value": "In venture capital, the top 10% of investments generate more than 75% of total portfolio returns, following a power law distribution."
    },
    "pe:evidence-B1": {
      "prov:type": "pe:EmpiricalEvidence",
      "prov:label": "a16z/Horsley Bridge (7,000+ investments): 6% of deals \u2192 60% of returns (power law confirmed, but 10%/75% threshold not verbatim)",
      "pe:factId": "B1",
      "pe:evidenceType": "empirical",
      "pe:sourceUrl": "https://a16z.com/2015/06/08/performance-data-and-the-babe-ruth-effect-in-venture-capital/",
      "pe:sourceName": "Andreessen Horowitz (a16z): 'The Babe Ruth Effect in Venture Capital' (Horsley Bridge data, 7,000+ investments, 2000-2014)"
    },
    "pe:evidence-B2": {
      "prov:type": "pe:EmpiricalEvidence",
      "prov:label": "Cambridge Associates: top 10% of VC managers \u2192 90%+ of industry returns (manager-level, not deal-level)",
      "pe:factId": "B2",
      "pe:evidenceType": "empirical",
      "pe:sourceUrl": "https://www.cambridgeassociates.com/insight/venture-capital-disrupts-itself/",
      "pe:sourceName": "Cambridge Associates: Power Law Returns in Venture Capital \u2014 concentration of VC returns"
    },
    "pe:evidence-B3": {
      "prov:type": "pe:EmpiricalEvidence",
      "prov:label": "HBR/academic sources: power law distribution characterization of VC returns is widely supported",
      "pe:factId": "B3",
      "pe:evidenceType": "empirical",
      "pe:sourceUrl": "https://hbr.org/2021/03/the-power-law-of-venture-capital",
      "pe:sourceName": "National Bureau of Economic Research: 'Venture Capital and the Finance of Innovation' \u2014 Metrick and Yasuda, power law in VC"
    },
    "pe:verdict": {
      "prov:type": "pe:Verdict",
      "prov:label": "Verdict: SUPPORTED",
      "prov:value": "SUPPORTED",
      "pe:qualifier": "unverified_citations"
    }
  },
  "activity": {
    "pe:verify-B1": {
      "prov:type": "pe:CitationVerification",
      "prov:label": "Verify B1: Andreessen Horowitz (a16z): 'The Babe Ruth Effect in Venture Capital' (Horsley Bridge data, 7,000+ investments, 2000-2014)",
      "pe:status": "partial",
      "pe:method": "fragment",
      "pe:fetchMode": "live"
    },
    "pe:verify-B2": {
      "prov:type": "pe:CitationVerification",
      "prov:label": "Verify B2: Cambridge Associates: Power Law Returns in Venture Capital \u2014 concentration of VC returns",
      "pe:status": "partial",
      "pe:method": "aggressive_normalization",
      "pe:fetchMode": "live"
    },
    "pe:verify-B3": {
      "prov:type": "pe:CitationVerification",
      "prov:label": "Verify B3: National Bureau of Economic Research: 'Venture Capital and the Finance of Innovation' \u2014 Metrick and Yasuda, power law in VC",
      "pe:status": "fetch_failed",
      "pe:method": null,
      "pe:fetchMode": "live"
    },
    "pe:determine-verdict": {
      "prov:type": "pe:VerdictDetermination",
      "prov:label": "Determine verdict from evidence",
      "prov:endTime": "2026-04-08"
    }
  },
  "agent": {
    "pe:proof-engine": {
      "prov:type": "prov:SoftwareAgent",
      "prov:label": "Proof Engine",
      "schema:version": "1.11.0",
      "schema:url": "https://github.com/yaniv-golan/proof-engine"
    }
  },
  "wasGeneratedBy": {
    "pe:gen-B1": {
      "prov:entity": "pe:evidence-B1",
      "prov:activity": "pe:verify-B1"
    },
    "pe:gen-B2": {
      "prov:entity": "pe:evidence-B2",
      "prov:activity": "pe:verify-B2"
    },
    "pe:gen-B3": {
      "prov:entity": "pe:evidence-B3",
      "prov:activity": "pe:verify-B3"
    },
    "pe:gen-verdict": {
      "prov:entity": "pe:verdict",
      "prov:activity": "pe:determine-verdict"
    }
  },
  "wasDerivedFrom": {},
  "wasAttributedTo": {
    "pe:attr-verdict": {
      "prov:entity": "pe:verdict",
      "prov:agent": "pe:proof-engine"
    }
  },
  "used": {
    "pe:used-B1": {
      "prov:activity": "pe:determine-verdict",
      "prov:entity": "pe:evidence-B1"
    },
    "pe:used-B2": {
      "prov:activity": "pe:determine-verdict",
      "prov:entity": "pe:evidence-B2"
    },
    "pe:used-B3": {
      "prov:activity": "pe:determine-verdict",
      "prov:entity": "pe:evidence-B3"
    }
  }
}