Vector Ltd v Commerce Commission - [2013] 2 NZLR 445

Commercial law — Commerce Act 1986 — Powers of Commerce Commission in relation to electricity lines businesses — Price-quality regulation — Whether Commission obliged to publish starting price input methodologies — Whether Commission entitled to reset starting prices in absence of starting price input methodologies — Whether Commission could be satisfied new input methodology would have resulted in materially different path being set — Commerce Act 1986, ss 52T(1) and (2), 53P(3)(b), 53ZB and 54K(3).