Example. This study is invented to show how E2ER looks once many researchers publish and build on each other. It was never run, and nothing on this page has been checked.

Example study · Finance

Earnings announcements and retail trading apps

By Lena Okafor (example)

Do retail trading apps change how prices react to earnings announcements?

Example: invented check results. All 39 files unchanged since the run, 189 table values traced, 14 of 15 references found. Details

Private The files are not shared. Published version: Example Journal of Management (example, no link), may be behind a paywall. Dossier e67546a099083fe4

Verify Reproduce Build on it Reuse

Published 2027-02-11 · CC-BY-4.0

What was checked

Example: invented check results

Everything in this box is invented to show how checks read. See the checks of the real published study.

Checked by E2ER

✓The study's fingerprint matches its list of files (version example)
✓39 of 39 files downloaded from GitHub

2027-03-15 10:00 UTC

Reported by the author's own check

✓integrity 39 files hash-verified against provenance.json; 189 table cell(s) traced in the derivation graph
✓numbers 189 table cell(s) trace, 0 critical mismatches
✓citations 15 cite key(s) resolve in refs.bib; snapshot: 14 verified, 1 unverifiable at run time

e2er verify at publish, offline

files with a fingerprint

189

table values traced to result files

14 / 15

references resolved to a DOI

unresolved discrepancyies

How it was produced

Inputs

2 data files data_dictionary.json, data_summary.md
15 references

Process

template Event study of announcements (finance)
0 specialists (declared)

Evidence

4 result files
189 table values traced
6 figures from a spec
estimation linked to its code

Outputs

11 paper files
2 replication files
reused in david-osei/stablecoin-remittances kenji-watanabe/attention-shocks-small-caps kenji-watanabe/disclosure-timing-returns

From the study's own records of how each file was produced.

Contributors

People

·Lena Okafor · github:lena-okafor · orcid:0000-0000-0000-0004 (conceptualization, investigation)

AI

Example: no model calls.

What it was built with

Each template, specialist and skill has its own page and its own authors. Use any of them in your next run; their authors are credited.

Template

template:event-study-finance

Skills (2)

Financial Event Studies event-study-finance

Derived from

No recorded parent object.

Reused in

Stablecoins and the cost of remittancesExampledavid-osei/stablecoin-remittances Attention shocks and small-cap mispricingExamplekenji-watanabe/attention-shocks-small-caps Late-evening disclosures and next-day returnsExamplekenji-watanabe/disclosure-timing-returns

Literature (15) Example · cited in the paper, each resolved against a bibliographic database

✓Example2024a · openalex
✓Example2017b · crossref
✓Example2015c · openalex
✓Example2011d · openalex
✓Example2025e · crossref
✓Example2015f · openalex
✓Example1995g · openalex
○Example1998h
✓Example1995i · crossref
✓Example2022j · openalex
✓Example1996k · crossref
✓Example1999l · openalex
✓Example2026m · crossref
✓Example2021n · openalex
✓Example2005o · crossref

Data and outputs (21 files with fingerprints) Example

data/data_dictionary.json 9a084b39009f

data/data_summary.md 350b312c5ab4

paper/paper.tex ab5797368c2a

paper/paper.pdf a71e845f0dfc

paper/refs.bib 01b0b7889180

paper/abstract.tex d3572fee7098

paper/tables/table1.tex 6476c2f4c9b5

paper/tables/table2.tex c01963f99282

paper/tables/table3.tex 4adb00b5ed2a

paper/tables/table4.tex 52b09ba9b0e3

paper/tables/table5.tex f7dd83fd6900

paper/tables/table6.tex 5a6477443b8f

paper/tables/table7.tex 1abe1f86de7c

results/estimation_results.json ef71d95cfe9a

results/summary_statistics.json a3af9dc863a5

results/robustness.json 3de90849149f

results/number_verification.json c9785e0355f7

replication/run_estimation.py 6da89017f988

replication/README.md dd7a55ccd03c

reviews/review_aggregation.json 952d8e6f1406

reviews/citation_integrity.json 74d43a513790

Description

Data model

Discipline: Finance
Method family: Empirical (quantitative)
Design: Event study
Research stage: not specified
Contributors: Lena Okafor (Conceptualization, Investigation)
Usage: not used in published research yet
Source: Example
Record: run:lena-okafor/earnings-announcements-retail-apps · JSON

Solid tags are declared by the source or mapped from its terms; dashed tags are inferred by a published rule. Hover a tag for its provenance.

Knowledge contributions

Written into the paper · planned

One reference for E2ER, linking to the study's dossier; the people behind every part are listed under Contributors.

This paper was produced with E2ER. The templates, specialists, skills and connectors it used, their authors and their exact versions are listed in its dossier (e2er.org/d/e67546a099083fe4).

Contributor	Building blocks	Roles
Lena Okafor	Event study of announcements (finance)	Methodology, Software
E2ER contributors	Financial Event Studies	Software, Methodology
Björn Hanneke	event-study-finance	·

\section*{Knowledge contributions}
This paper was produced with E2ER~\citep{e2er-e67546a099083fe4}. The templates, specialists, skills and connectors it used, their authors and their exact versions are listed in its dossier.

@misc{e2er-e67546a099083fe4,
  title        = {E2ER dossier for "Earnings announcements and retail trading apps"},
  author       = {{E2ER}},
  year         = {2027},
  howpublished = {\url{https://e2er.org/d/e67546a099083fe4}},
  note         = {Workflow, templates, specialists, skills, connectors and models used, pinned by content hash. Dossier sha256:e67546a099083fe464d87c9cc8a97f9784b1e8abc49615641b41f3956e5f6829}
}