Difference In Differences
4 articles
Using difference-in-differences in practice
When difference-in-differences fits, which assumptions matter, and how it breaks, shown in worked cases with study-level material status.
When the parallel-trends test fails on one lead, what's left?
An article-reported TWFE-DiD exercise on SNAP BBCE adoption; the panel, estimates, and diagnostics are not publicly reproduced.
Cycling Through Bad Ideas Faster
An article-reported Medicaid branding example that illustrates iterative critique; the project results and timings are not publicly reproduced.
Parallel-Trends Sensitivity: An Article-Reported Case
A sensitivity-analysis tutorial built around article-reported bank-closure estimates and bounds that have not been publicly reproduced.