Methodology
16 articles
Running Claude Code skills, for applied economists
A setup guide for the TETS Claude Code skills introduced in the tool series (papers-md-generator, replication-package-analytics, attribution-audit-network).
Census API Key in Python: Setup, Rate Limits, and ACS Data
The Census API now requires a key. Here is where the key goes in the request, how we handle IP rate limits, and how we validate ACS data in Python.
GTFS Validation in Python: An Article-Reported Workflow
A six-layer GTFS validation workflow. Seven-county and 11-feed results are article-reported; the project scripts are not publicly reproduced.
Imbalanced Classification: An Article-Reported Example
A scikit-learn workflow for imbalanced classification. Dataset counts and model metrics are article-reported; the implementation is not public.
SHAP Classifier Interpretation: An Article-Reported Example
A SHAP workflow for classifier interpretation. AUC, feature counts, runtime, and the referenced implementation are not publicly reproduced.
GeoPandas Spatial Joins: An Illustrative Workflow
An illustrative GeoPandas workflow from spatial joins through Moran's I and LISA. Results are article-reported; no public package reproduces them.
The Data We Forgot We Had: A Tagging System
Tag datasets by the questions they can answer, not just what they contain. A question-first system makes dormant research data discoverable when new questions…
Crime Geography Precision: An Article-Reported Case
A geographic-measurement tutorial using article-reported California crime and employment results that have not been publicly reproduced.
Antigravity Research Graphics Workflow
A practical workflow for using Antigravity image generation to explore a figure layout while keeping the final quantitative graphic reproducible in code.
Scaling Statewide: An Article-Reported Case
A scaling tutorial using article-reported pilot and statewide counts, timings, and findings that have not been publicly reproduced.
Residualized Accessibility Index: An Article-Reported Case
A residualization tutorial using article-reported California results, including an 81% model fit, that have not been publicly reproduced.
County Rankings and Policy Context: An Article-Reported Case
A methods lesson on county rankings using article-reported California results that have not been publicly reproduced.
Build Transit Travel-Time Matrices with Free Tools
Build a local transit travel-time matrix with r5py 1.1.7, frozen GTFS and OpenStreetMap inputs, and no paid routing API.
The Retail Density Paradox: Why More Stores Mean Worse Data
A proposed EBT verification method whose exact seven-county counts, thresholds, and correlation are under reconciliation and not publicly reproduced.
Methods-to-Code with AI: An Article-Reported Workflow
An article-described methods-to-code workflow; the 408 by 4,847 example, output, and timing comparison are not publicly reproduced.
Neighborhood Vulnerability Index: Results Under Review
A published neighborhood food-security index under reconciliation while its tract, store, SNAP, and public-material records are matched.