Prime Minister John Key believes the Labour has a lot more than $15,000 in donations from wealthy Chinese political donor Donghua Liu.

David Cunliffe has an unfortunate manner on the moral high ground. He adopts a tone of solemn, heavy-hearted condemnation befitting a preacher in hell.

David Cunliffe says he has done nothing wrong and will not resign following revelations he did write a letter on behalf of Donghua Liu - contrary to earlier denials.

A senior staff member for a Labour MP wrote a letter on behalf of wealthy businessman Donghua Liu’s residency application because he had invested $3 million.

David Cunliffe is in deep political trouble. So deep that his resignation as Labour's leader may now be very much in order, writes John Armstrong.

This gaming of the system is not new, writes Brian Rudman. What is different this election is that instead of it being nudge-nudge, wink-wink, it's become formalised.

A Labour Cabinet Minister presented a bottle of wine to the partner of businessman Donghua Liu at a fundraiser for the party.

New Herald poll shows Internet-Mana would get two MPs, as their success eats into the Greens vote while National is still well ahead of Labour.

Labour says it has no record of receiving money from the businessman and National Party donor surrounded in controversy.

A wealthy Auckland businessman, whose links to the National Party led to a minister's resignation, also made a secret $15,000 donation to Labour.

There are three rules of New Zealand politics. Never criticise farmers. Never ask why cannabis is illegal and never, ever mention abortion.

New Zealand could soon have its first female Muslim politician in Parliament.

With 100 days to go until election day on September 20, the political parties - no doubt fibbing through clenched teeth - profess to be ready. Or close enough.

David Cunliffe may well be proud that red is the colour of socialism, writes Claire Trevett, but he can't afford a re-enactment of Thrones' Red Wedding.

Labour is promising to abolish within 100 days of taking office the MMP coat-tail rule that enables a minor party electorate MP to bring party list mates into Parliament, writes Brian Rudman.

Editorial: David Cunliffe's announcement represented Labour finally dipping a more positive toe into education policy.

Editorial: Labour MP Andrew Little is right, an inquiry is needed into the police decision not to prosecute John Banks.

The rich and powerful are expert at using their dominance of the media to raise the salience in the popular mind of values that suit their interests, writes Bryan Gould.

Taxpayer funding for National and Labour's election campaign broadcast advertising has been cut for this year's election but the Greens and NZ First will enjoy a substantial boost.

It is political convention that changing electoral law is done by consensus because it is fundamental to the country's democracy, writes John Armstrong.

Labour leader David Cunliffe confirmed he would still be open to a post-election deal with Internet Mana despite making the abolition of "coat-tailing" under MMP .

Labour leader David Cunliffe now says his party would make it a priority to get rid of ''coat-tailing" under MMP if it leads the Government after the September election.

Some Labour Party cheerleaders have convinced themselves they can capture the Treasury benches without winning an election. They're wrong.

Labour is looking "very closely" at changing the rules for foreign investors who can get residency in New Zealand by paying $10 million.

The David Cunliffe experiment has failed. Eight months into his leadership Labour is polling below what it was under Phil Goff and David Shearer.

The Maori Party will move to change it's vote on a Labour MP's paid parental leave bill today after a blunder last night saw its votes counted incorrectly.