Study
Opening the study…
Study
Opening the study…
What the work was done with, as its author lists it, so someone else can get the same things and do it again.
Other
PubMed and Europe PMC records of reports of randomized trials of unconditional cash, guaranteed or basic income, and cash transfers
https://pubmed.ncbi.nlm.nih.gov/ and https://europepmc.org/
Searched 2026-10-17 with the queries in data/search.json; identifiers, titles, venues, years and publication types in data/records.json; abstracts are not included.
Other
OpenAlex records of working papers, reports and articles on the same terms, published from 2017
https://api.openalex.org/
Searched 2026-10-17 (query in data/search.json); 866 records, 736 not already found; identifiers and titles in data/records.json.
Other
ClinicalTrials.gov registrations of interventional studies of unconditional cash, and the results some posted
https://clinicaltrials.gov/api/v2/studies
Retrieved 2026-10-17; screened in data/screening.json; the eligible ones' status in data/registry.json.
Other
The AEA RCT Registry's export of every registration
https://www.socialscienceregistry.org/site/csv
Retrieved 2026-10-17 (12,932 registrations); the 337 naming the cash terms and a high-income country or none were screened (data/screening.json).
Other
Evaluation reports of guaranteed-income pilots published by the Center for Guaranteed Income Research, University of Pennsylvania
https://www.penncgir.org/publications
Every report in English the page listed on 2026-10-17 (22), with the Box links in data/screening.json; the numbers they print are in data/extraction.json, the reports themselves are not included.
Other
Reports linked from the Guaranteed Income Pilots Dashboard, and the documents a working paper from the American Enterprise Institute (Corinth and Mayhew, February 2026) cites for its table of randomized pilots
https://guaranteedincome.us/ and https://www.aei.org/research-products/report/what-can-we-learn-from-guaranteed-basic-income-pilots-in-the-united-states-evidence-on-employment-effects/
Retrieved 2026-10-17; URLs in data/screening.json.
Other
The Baby's First Years trial's copies of its papers
https://babysfirstyears.com/publications
Six papers retrieved 2026-10-17; URLs in data/screening.json.
Other
Stanford Basic Income Lab, Global Map of Basic Income Experiments, as its public map served it
https://basicincome.stanford.edu/experiments-map/
Retrieved 2026-10-17 (280 rows, 91 marked as randomized controlled trials); each randomized pilot not already covered was searched for an evaluation report (data/screening.json).
Other
Published reports of the eligible trials: journal articles, working papers, evaluators' reports, and registry results
The reports data/groups.json and data/trials.json name for each trial
The numbers each report prints, copied into data/extraction.json by two coders and a third reader; the reports themselves are not included.
Software
R 4.6.1 (rocker/r-ver image, pinned by digest in env/Dockerfile)
https://www.r-project.org/ · RRID:SCR_001905
Software
metafor 5.2-1
https://cran.r-project.org/package=metafor
From the CRAN snapshot of 2026-10-01 at p3m.dev.
Software
jsonlite 2.0.0
https://cran.r-project.org/package=jsonlite
From the CRAN snapshot of 2026-10-01 at p3m.dev.