{
  "citation": "pandas 3.0.5: the reference specification of callaway_santanna_2021 mpdta_event_time (infer.did_staggered, table 'event_time' row {'e': 1} column 'att') on an independent code path",
  "deviation_evidence": null,
  "doi": null,
  "excerpt": null,
  "independent": true,
  "item_set": null,
  "kind": "software",
  "known_deviation": null,
  "licence": null,
  "locator": "callaway_santanna_2021: did package home page (2.5.1), mpdta example, summary(aggte(out, type = 'dynamic')): the 7 event-time effects (the overall dynamic average, a mean over event times from 0, is not a cell any tool states and is not checked); cell e_1",
  "metric": null,
  "n_items": null,
  "page": null,
  "read_copy_sha256": null,
  "retrieved_at": "2026-10-15",
  "se": null,
  "se_as_published": null,
  "source_id": "callaway_santanna_2021.mpdta_event_time.e_1.software",
  "tolerance_reason": null,
  "units": null,
  "url": "https://pypi.org/project/pandas/3.0.5/",
  "value": -0.050957367065194985,
  "value_as_published": null,
  "verified_by": "software_run",
  "verified_note": "group means of the lemp change from the base period (g - 1 from adoption, t - 1 before it), cohort minus never-treated, weighted by cohort size over the cohorts at each event time: event_time {'e': 1} on mpdta (the file pinned at sha256 0be3bc5eaaedaa50e047deaf45ad0e193e7210df1644103c63a6c1baa75965d4, after its 1 declared transforms); n_units = 500. The tool infer.did_staggered (magi_infer, numpy) does not call pandas. Written by scripts/paper_repro_reference.py."
}