Standard errors you can report
The influence-function standard error can be too small or too large when a working model is wrong. See why, and compare it with the bootstrap and the full sandwich in four nuisance cases.
Further reading:
Lunceford and Davidian (2004), Stratification and weighting via the
propensity score in estimation of causal treatment effects, Statistics
in Medicine 23:2937–2960;
Hirano, Imbens and Ridder (2003), Efficient estimation of average
treatment effects using the estimated propensity score, Econometrica
71:1161–1189;
Funk et al. (2011), Doubly robust estimation of causal effects,
American Journal of Epidemiology 173:761–767;
Stefanski and Boos (2002), The calculus of M-estimation, The American
Statistician 56:29–38;
Efron and Tibshirani (1993), An Introduction to the Bootstrap,
Chapman & Hall. Repeated-study numbers are precomputed by
scripts/standard-errors-precompute.cjs (seeded); large-sample
limits are exact calculations from the known law.