Commonwealth v. Perrot’s Empirical Analysis
1990
Citation profile
69 state decisions
How this case has been cited
Cited by 69 later decisions — most recently February 2022 · most notably Commonwealth v. Flebotte (1994), Commonwealth v. Vasquez (2010)
69 state decisions
Later decisions citing this case, by decade. The current decade is in progress, and our corpus holds fewer opinions from the most recent years, so the latest bars are undercounted — not a real decline.
Relationships
Relies on Chapman v. State of California · Delaware v. Van Arsdall · Nix v. Williams · Michigan v. Jackson · Wrenn v. McFadden
Most-quoted passages
The sentences later courts lift from this opinion, ranked by how many decisions quote each — the parts of the opinion doing the work. These counts are smaller than the citation total above because most of the 69 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.
“[t]he essential question is whether the error had, or might have had, an effect on the jury and whether the error contributed to or might have contributed to the verdicts.”
2 later decisions quote this exact passage“erroneously admitted evidence was 'merely cumulative' of evidence properly before the jury.”
2 later decisions quote this exact passage“requires a two-step analysis which focuses, first, on the question of inevitability, and, second, on the character of the police misconduct.”
1 later decision quote this exact passage
How this case has been treated — in progress
Whether each later court followed, distinguished, criticized, or overruled this decision. The treatment classification (task #35) runs highest-cited cases first and lights up here as it reaches this one.