difference-in-differences
HoldTechniques
A causal inference method that compares changes between treated and matched control groups over time.
Why it's here
Placed in Hold: 1 article(s) of evidence from 1 source(s), led by research-stage coverage, with 0 in the last 30 days. Confidence 24%. Low accumulated evidence, so it defaults conservatively pending more signal.
Evidence (1)
- 6The New Stack·7/6/2026researchStudy Finds AI Coding Tools Haven't Hurt Open Source Newcomer Participation
A Peking University study of 1,888 GitHub repositories found that adopting AI coding agents such as Cursor and Claude Code did not meaningfully reduce newcomer participation. The projects saw modest increases in code complexity, but contributor entry and retention generally held steady in the established repositories analyzed.