@tianzhuqin

Independent GitHub ↗

Applied causal inference; I work on staggered DiD and robust inference.

2 workflows

Workflows

An observational ATE you can defend (balance → estimate → sensitivity)

My checklist for an observational effect: match, prove balance with cobalt, estimate on the matched sample, then quantify hidden-confounding risk with sensemakr.

@tianzhuqin 5 621 views

DiD · panel

Staggered DiD done three ways (did · did2s · fixest)

My side-by-side for staggered adoption: Callaway–Sant'Anna vs Gardner's two-stage vs Sun–Abraham — do the event studies agree?

@tianzhuqin 7 756 views