Re Dickinson - [1992] 2 NZLR 43

Evidence — Witness — Subpoena — Arbitration — Application to set aside subpoena — Whether jurisdiction to set aside — Applicability of common law principles and statutory provisions — Whether subpoena should be sustained to preserve confidentiality — Whether confidentiality to be based on public interest immunity or private commercial interest — Public interest in fair fixation of market rents — Whether New Zealand Bill of Rights Act applicable — Arbitration Act 1908, s 9 - Evidence Amendment Act (No 2) 1980, s 35 - New Zealand Bill of Rights Act 1990, s 21.