Power New Zealand Ltd v Mercury Energy Ltd and Commerce Commission - [1996] 1 NZLR 686

Commercial law — Commerce Act — Clearance sought for takeover — Two large electric power companies — Whether Commerce Commission followed correct procedures — Whether Commerce Commission used correct market definitions — Whether Commerce Commission used correct test for assessing dominant position in market — Whether Commerce Commission used correct test in assessing strengthening of dominant position in market — Commerce Act 1986, ss 47 and 66.