Questions over IwiRail's economics

The Maori Party's plan to resurrect rail in the regions - dubbed IwiRail - would bring back moth-balled lines, beginning with the Napier-Gisborne route and look into setting up new tracks. It wants the Government to put up an initial $350 million, with iwi and local investors also contributing. But there are questions about whether the routes will be profitable, and whether the numbers add up.