Final poll showed just one point between National and the Labour-Greens bloc | The rules of coalition horse-trading under MMP.
An Otago academic lays down the law over the rules of MMP negotiations.
Labour is offering the style of radical change and the substance of little change: National is doing the opposite.
Election 2017: "We are being relentlessly positive but our opponents are a bunch of lying scumbags” is a difficult message to pull off. Click on the headline for related video content.