Liability insurance

Cook-O'Brien Const. Co. v. Crawford, 26 F.2d 574, 575 (9th Cir. 1928) (holding, in plaintiff employee's personal injury action against defendant employer, that evidence of copies of two reports made by defendant's superintendent....Although Federal Rule of Evidence 411 bars the use of liability insurance or its absence on the issue of negligence or wrongful conduct, evidence about liability insurance is not barred by the Rule if the evidence is offered to show the existence of a master-servant or principal-agent relationship.

United States v. Carriger, 592 F.2d 312, 316-317 (6th Cir. 1979) (reversing conviction for evading income taxes because the trial court erroneously excluded the promissory notes since "the notes were sufficiently identified....Federal Rule of Evidence 902(9) provides that commercial paper, signatures on commercial paper, and documents relating to commercial paper are self-authenticating to the extent so provided by general commercial law.

Cochenour v. Cameron Savings and Loan, F.A., 160 F.3d 1187, 1190 (8th Cir. 1998) (holding, in plaintiff employee's action against defendant employer for employment discrimination, that evidence of plaintiff's letter [which included a....Although settlement negotiations and offers are inadmissible (i) to show the validity or invalidity of a claim when validity is in dispute, (ii) to show the amount of damages when the amount is in dispute, or (iii) to impeach by showing a prior inconsistent statement or specific contradiction, such settlement offers and negotiations are admissible if they are used to impeach a witness by showing the bias or interest of the witness.