HCP, Inc. v. Ventas, Inc.

(1) Whether, in a diversity case, the standard for reviewing sufficiency of the evidence under Federal Rule of Civil Procedure 50 is governed by federal law or instead by state law; (2) whether it is permissible under Rule 54(b) to order entry of partial final judgment on compensatory damages and to remand for a new trial solely on punitive damages for the same claim; and (3) whether the Seventh Amendment prevents a federal court from splitting a single claim between two juries by ordering a new trial solely on punitive damages.