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GRA · Financial Regulation Nexus

Spatial financeWhere capital meets hazard, exposure and transition

Financial data disclosure

Markets, depositors and supervisors rely on what financial firms disclose: financial statements, prudential disclosures under Pillar 3, solvency reports for insurers and, increasingly, sustainability information. Disclosure works only when the data are reliable, comparable and usable. This page explains how disclosure quality degrades, how accounting and prudential measures diverge, how structured reporting standards help, and who sets and enforces the rules.

01Register

Financial data disclosure on the record.

02The question

Financial data disclosure: how the risk develops.

Prudential source quality, disclosures and reporting standards. The dossier below sets out how the risk develops, what is measured, where the data come from, how it is modelled and who decides.

Mechanism

Accounting and prudential numbers diverge

Expected credit loss under IFRS 9, regulatory expected loss and capital filters measure related things differently. Users who compare across firms or frameworks without reconciliation draw false conclusions.

Mechanism

Discretion shapes presentation

Firms choose emphasis, segments and alternative performance measures. Selective presentation can comply with rules while obscuring risk, so enforcers review consistency as well as compliance.

Mechanism

Unstructured data blocks comparison

Disclosures published as documents rather than tagged data must be transcribed before analysis, introducing errors and delay. Structured formats such as inline XBRL make disclosures machine-readable.

Mechanism

Assurance has gaps

Financial statements are audited, but prudential disclosures and sustainability information receive uneven or limited assurance. Errors in unassured data can persist until a supervisor or market participant finds them.

03Scenario model

Transition and physical risk on a portfolio.

Three scenario families after the NGFS framework move a sector portfolio through carbon costs and warming damages; the transmission view follows the losses to lenders, investors, public finances and households. Scenario: named assumptions about the future, not a forecast.

Controls

Carbon price at the horizon, orderly path
200 per tCO2
Delay before a disorderly transition
50% of horizon
Cost passed to customers
50%
Warming today above pre-industrial
1.30°C
Warming per decade, current policies
0.25°C
Damage coefficient
0.24% per °C²
Years ahead
25 years

Readouts

Worst scenario at the horizon
−33.6% of value
Numbers, methods and sources
YearOrderly transition (% value)Delayed, disorderly transition (% value)Current policies (% value)
0−0.38−0.38−0.38
3−2.87−0.53−0.67
6−5.36−0.68−0.97
9−7.84−0.84−1.27
12−10.33−0.99−1.57
15−12.82−7.12−1.87
18−15.31−15.05−2.17
21−17.80−23.00−2.48
24−20.29−30.94−2.79

Methods

  1. Climate scenario families NGFS (2023), Climate Scenarios for central banks and supervisors, Phase IV
  2. Climate stress test of the financial system Battiston and others (2017), Nature Climate Change 7
  3. Damage function Nordhaus (2017), Revisiting the social cost of carbon, PNAS 114
  4. Transmission channels BCBS (2021), Climate-related risk drivers and their transmission channels
  5. Uncertainty fan (parameter Monte Carlo) Spiegelhalter, Pearson and Short (2011), Visualising uncertainty about the future, Science 333
  6. One-at-a-time sensitivity (tornado) Saltelli and others (2008), Global Sensitivity Analysis: The Primer, Wiley

Data

The model runs on the teaching values set by the controls. To calibrate it for a place, read it against these admitted layers and series, which this page's map can draw:

  • Urban extents Natural Earth
  • Seaports Natural Earth
  • Past year, daily temperature (ERA5 via Open-Meteo) Open-Meteo.com (CC BY 4.0), Copernicus ERA5 (C3S/ECMWF) · register open-meteo.public-pages
  • Surface air temperature, daytime (AIRS) NASA AIRS · register nasa.gibs.context-live-layers
Transition and physical risk on a portfolio. Illustrative teaching model: it runs on the values set by the controls, not on measured data. Methods: Climate scenario families (NGFS (2023), Climate Scenarios for central banks and supervisors, Phase IV); Climate stress test of the financial system (Battiston and others (2017), Nature Climate Change 7); Damage function (Nordhaus (2017), Revisiting the social cost of carbon, PNAS 114).
04Indicators

What is measured, and how well.

Each indicator carries its unit, its cadence, the kind of source behind it and the evidence label a value would carry. No values are shown: a programme supplies them under its own authority.

IndicatorUnitCadenceSource typeLabel
Pillar 3 disclosure timelinessdays from reference date to publicationper periodBank disclosuresREPORTED
Filings in structured formatpercent of issuers filing in inline XBRLannualFiling repositoriesOBSERVED
Financial reporting enforcement actionscount by enforcerannualSecurities regulator enforcement reportsPublished statistics
Financial statement restatementscount per yearannualFiling repositoriesREPORTED
Sustainability standards adoptionadoption status per jurisdictionannualIFRS Foundation jurisdictional profilesPublished statistics
Audit inspection deficienciespercent of inspected engagements with deficienciesannualAudit oversight inspection reportsPublished statistics
Validation warnings in published disclosurescount per filingper filingTaxonomy validation of filingsOBSERVED
05Exposure, loss and capital

What financial data disclosure means for exposure, loss and capital.

The exposure, loss, scenario and capital views a risk officer, supervisor or ministry of finance would ask for, with the frameworks they report against. Structures follow supervisory and actuarial practice. Values are illustrative: never prices, ratings or advice.

Disclosure crosswalk

Where evidence on financial data disclosure fits the disclosure and prudential frameworks institutions report against.

PillarTCFDISSB IFRS S2Prudential (BCBS, IAIS)Evidence this page can hold
GovernanceBoard oversight of climate-related risksGovernance requirementsGovernance and risk appetite principlesWho owns the risk and how it is escalated
StrategyRisks, opportunities and resilienceScenario analysis and resilienceStrategy and business model principlesScenario design and transmission paths
Risk managementIdentify, assess, manageRisk management processesInternal control and ICAAP or ORSAExposure maps and loss views
Metrics and targetsMetrics used and targets setCross-industry and industry metricsData, metrics and reporting principlesIndicator definitions and units
Sources: the TCFD recommendations, ISSB IFRS S2 and the BCBS and IAIS principles, cited by name; the framework texts are the authority. A crosswalk by pillar. It is not a compliance assessment.
NGFS climate scenarios · Network for Greening the Financial SystemIFRS S2 Climate-related Disclosures · ISSBTCFD recommendations · Financial Stability Board TCFDPrinciples for the effective management of climate-related financial risks · Basel Committee on Banking Supervision
06Sources

Where the evidence comes from.

Named public datasets and institutional records, each with its licence class. Sources by agreement are used only under their terms and never republished.

SourceWhat it givesLicence class
EBA Pillar 3 data hubCentralised prudential disclosures of EU banks in a common formatPublic, reuse with attribution
SEC EDGARFilings of US registrants with structured financial dataPublic domain, US government work
filings.xbrl.orgIndex of European single electronic format filingsOpen, terms per index
IFRS Foundation jurisdictional profilesAdoption of IFRS accounting and sustainability standards by jurisdictionPublic, IFRS Foundation terms
ESMA reports on enforcement of financial informationPriorities and actions of European enforcersPublic, reuse with attribution
PCAOB inspection reportsInspection findings for audit firms of US issuersPublic domain, US government work
FFIEC Central Data RepositoryCall reports of US insured banksPublic domain, US government work
07Decisions

Who decides, and what the evidence serves.

Financial Regulation Nexus prepares evidence. The decisions below are taken by the authorities named, under their own rules, and never by the platform.

Who decidesThe questionEvidence this page serves
Accounting and sustainability standard settersHow standards define and require disclosureComparative adoption records and documented comparability problems
Securities regulators and enforcersWhich disclosures to review and when to actEnforcement priorities and restatement and filing records
Prudential supervisorsHow Pillar 3 and solvency disclosures are specified and checkedDisclosure formats, timeliness and quality evidence
Audit committees and audit oversight bodiesWhat assurance applies to which disclosuresInspection reports and assurance standards

Outputs this topic produces

  • Reconciliation guides between accounting and prudential measures
  • Comparative briefs on disclosure regimes and their enforcement
  • Data guides to structured filings with quality checks stated
  • Learning material on assurance of prudential and sustainability data
08Core questions

What experts ask.

Disclosure researchers ask whether published information is reliable enough to act on.

  • How comparable are prudential disclosures across firms and jurisdictions?
  • How do accounting and prudential measures differ, and why does it matter?
  • What determines the quality and reliability of disclosed data?
  • How are climate and sustainability disclosures developing, and how reliable are they?
  • How can users assess the provenance and limits of disclosed information?
09Mechanisms and drivers

Disclosure works only if it is reliable.

Public disclosure supports market discipline: investors, creditors and counterparties can assess firms' risks and price them. It depends on consistent definitions, independent assurance and timely publication. Accounting standards and prudential frameworks measure different things for different purposes, and differences between them can confuse users.

Newer disclosure areas, such as climate and sustainability, rely on emerging standards, estimates and third-party data with significant uncertainty. Without clear provenance and methods, disclosures can create a false sense of precision. Research examines how disclosure regimes affect behaviour and how data quality can be improved.

10Methods and data

How the evidence is built, and where it stops.

  1. 01

    Disclosure comparison

    Comparing disclosures across firms with financial economics. Definitions differ.

  2. 02

    Data quality assessment

    Assessing completeness and consistency with data engineering, interoperability and stewardship. Underlying data is not always available.

  3. 03

    Standards analysis

    Comparing reporting standards. Standards evolve.

  4. 04

    Provenance tracking

    Documenting sources and methods of disclosed data. Third-party data methods may be proprietary.

11Methods

How it is studied, and what the methods cannot say.

  1. Data engineering, interoperability and stewardshipMapping templates to a common model · Entity resolution with identifiersApplied here
  2. Financial economics and macro-financeCosts and benefits of capital requirements · Tracing leakage of macroprudential measuresApplied here
  3. Policy, institutional and decision scienceRegulatory impact assessment · Comparing supervisory architecturesApplied here
12Questions

Questions and answers.

What is Pillar 3?
The part of the Basel framework that requires banks to publish information on capital, risk exposures, risk assessment and liquidity in standard templates, so that markets can discipline risk-taking.
Why does structured reporting matter?
Tagged data can be read by machines, compared across firms and checked automatically, which reduces transcription errors and lets supervisors and investors analyse disclosures at scale.
Are Pillar 3 disclosures audited?
Not necessarily. Requirements differ: some jurisdictions require internal verification or limited assurance. Users should check which assurance applies before relying on the data.
Why do prudential and accounting numbers differ?
Because they serve different purposes: accounting presents financial performance and position, prudential measures assess resilience under regulatory definitions.
Are climate disclosures reliable?
They are improving but rely on estimates and evolving methods. Users should check the methods, scope and assurance behind them.
Does the platform verify firms' disclosures?
No. It studies disclosure frameworks and data quality. It does not audit, verify or rate any firm.
ReportsContribute

Contribute evidence from this page.

Reports is the Consortium's quarterly publication. What you know about this subject can become evidence, a case or a correction in the next edition, credited to you and published under CC BY 4.0 where it is your own work.

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