Open research infrastructure
Research Notebook Lab
Reproduce the published analyses with downloadable Python notebooks, public inputs, and validation checks. Each notebook records its sources and interpretation limits.
Notebook execution route
State bank history: public rows become reviewable code2015 state HHI from Federal Deposit Insurance Corporation- Notebooks
- 7
- executable packets
- API routes
- 14
- public JSON inputs
- Default rows
- 2,193
- bounded observations
- Artifacts
- .ipynb
- downloadable source
Reproduce the analysis, not a conclusion.Each notebook keeps its declared dataset, entity universe, period, source custody, and interpretation boundary. Recipes never combine unlike metrics into a composite market-power score.
Download active notebookFDIC state history / 572 rows / Python 3
State banking structure history
How do eleven annual FDIC panels reproduce the State Banking Structure report's aggregate, geographic movement, class-turnover, and system-capacity findings?- Default rows
- 572
- 561 state-year / 11 national rows
- Code cells
- 7
- parameterized + bounded
- Source review
- Jul 20, 2026
- Federal Deposit Insurance Corporation
- Output
- Scatter
- State banking structure reproduction packet
Executed result contract
State banking structure reproduction packet
InputFDIC state history / 572 rows
Validate6 assertions
Analyze2015 state HHI
Publish.ipynb + figure
Parameter ledger
Defaults remain editable in the notebook- Annual vintages
- 2015-2025
- Evidence panel
- 561 state-year + 11 national rows
- Geographic universe
- 51 jurisdictions per year
Research handoff
From public rows to reviewable evidence.
Every notebook keeps the endpoint grammar visible, checks the fields it consumes, produces one bounded figure, and routes the result back to live profiles and methods.
Open public briefings