The New Zealand dollar fell after prices for the nation's largest commodity export declined in the latest GlobalDairyTrade auction overnight.

The price for NZ's key dairy export, whole milk powder, is set to decline further at tonight's GlobalDairyTrade auction.

Trade Minister Tim Groser says TPP talks should soon pick up steam, with negotiators preparing to put their real cards on the table.

Right now we have an opportunity to play a part in influencing the future direction of the wider region and, through co-operation with our American friends, writes Simon Power.

The kiwi dollar has fallen gain, as the Greece debt crisis pushes investors into 'safe havens".

For the month of May, New Zealand had a trade surplus of $350 million, beating expectations for a $100 million deficit.

Chances of the Trans-Pacific Partnership being finished are now about 70 per cent, says Trade Negotiations Minister Tim Groser.

Currencies tend to act like a country's share price, falling to reflect a worsening outlook and rising when things start to look brighter, says Mark Lister.

The New Zealand dollar hit a fresh five-year low as traders firm up expectations for more interest rate cuts.

More taxpayer money could be spent on a controversial demonstration farm in Saudi Arabia but nothing is planned at present, Prime Minister John Key says.

The Government is looking to China to renegotiate its free trade agreement with New Zealand after China signed a more generous agreement with Australia.

The TPP trade pact does not yet include an acceptable deal on access for NZ's most important exports, dairy products, with little more than a month to go before the controversial 12- nation trade deal could be concluded.

Trade Minister Tim Groser has long been tipped by Wellington's euphemistically labelled "beltway" to be New Zealand's next ambassador to Washington.

The fate of the Trans-Pacific Partnership trade and investment pact may be known as early as next Wednesday.

The fate of the TPP trade and investment pact may be known as early as next Wednesday, after a vote endorsed the elusive 'fast-track authority' for Obama.

The only way of proving or disproving the Prime Minister's claim that the papers would embarrass Labour is, obviously, the release of unredacted versions.

The TPP deal would be brilliant. Free trade, properly negotiated and willingly agreed to, is to the benefit of all those who sign, writes Mike Hosking.

Gross domestic product grew just 0.2 per cent in the first three months of the year, according to Statistics New Zealand.

The dollar jumped briefly above 70 US cents after the US Fed Reserve pulled back its projections for future interest rate rises.

New Zealand earned $8.6 billion less from the rest of the world through trade and investment in the year to March than the rest of the world earned from us.

New Zealand is heading towards a two-tier health system, and it could get a whole lot worse, writes George Laking.

Lambs born after the airfreighting of 900 pregnant ewes to a businessman’s Saudi farm suffered an extremely high death rate, it has been claimed.

The account surplus was larger-than-expected in the first quarter as spending by tourists widened the services balance.

The dollar was little changed, holding below 70 US cents, after a relatively small decline in dairy prices.

Dairy prices slipped again at this morning's GlobalDairyTrade auction, the GDT price index falling by 1.3 per cent.

Navinder Singh Sarao is accused of helping to wipe more than $1 trillion off financial markets five years ago.

The NZ dollar has slipped against the euro as breakdown in Greek debt negotiations stoke fears it will leave the Euro.