The dollar fell after weak Chinese factory data yesterday raised concerns about a slowdown in Asia's largest economy.

New Zealand's terms of trade unexpectedly rose in the second quarter as a slide of almost 10 per cent in the Kiwi dollar helped lift prices of exports such as dairy products.

Investors are selling currencies such as the kiwi as they unwind so called 'carry trades'.

More than half of New Zealanders appear to have made up their minds already about whether the Trans Pacific Partnership is a good or bad thing.

The USD strengthened after Fed Reserve officials signalled the US central bank is on track for a potential rate hike next month.

New Zealand is prepared to fight for "the principles of trade" in its beef battle with Indonesia, says our ambassador to the Southeast Asian nation.

The dollar edged up with gains limited by a stronger US dollar buoyed by better economic data.

Protesters jostled with police last night as they tried to disrupt a National Party fundraising event in Dunedin.

The departure of Fisher & Paykel Healthcare chief executive Mike Daniell might unsettle some investors but is unlikely to derail the company, say market players.

The world's largest bank, Industrial and Commercial Bank of China, is stepping up its international expansion to offset China's slowing economic growth, according to former chief executive Yang Kaisheng.

The country's trade deficit was smaller than expected in July as exports of fruit and meat drove overseas sales higher.

In the first minutes of trade, the S&P/NZX50 was up 28 points, led by post-result gains from Air NZ and Metlifecare.

It follows a period of volatile trading as investor confidence about weakness in China abated.

Trade Minister Tim Groser has lashed out at public opposition to the Trans Pacific Partnership, saying he won't let "anti-trade forces" stand in the way of the contentious deal.

The New Zealand sharemarket staged a comeback yesterday after being 2.5 per cent down at one point but China's sharemarket rout continues.

New Zealand experts surveying the fallout from China's "Black Monday" stock market tumble will look to see if it reflects bigger problems in that country's economy, which is a big buyer of our exports and a source of tourists.

The New Zealand dollar bounced from a six-year low after two days of turmoil spurred by the prospect of deteriorating Chinese economy.

NZ shares have stabilised, with the S&P/NZX50 index down just 9 points today.

The New Zealand dollar slumped to its lowest level in six years after billions of dollars were wiped from financial markets in the US, Europe and Asia.

New Zealand shares dropped yesterday in a global selloff after weak Chinese manufacturing data added to concern about the world's second-largest economy.

The dollar rose as traders delayed their expectations for US interest rate hikes, broadly weakening the greenback.

If Australia's initiative works well enough, this country should be quick to follow suit.

Trade Minister Tim Groser says Southeast Asia is New Zealand's "number one insurance policy".

The country is not convinced a deal would have plenty of upside, writes Fran O'Sullivan.

Investment bank says there is a 25 to 30 per cent risk of New Zealand's economy going into recession in the next 12 months.

The New Zealand dollar gained as traders pare back bets for the Federal Reserve to hike interest rates next month.

DairyNZ chairman John Luxton says it some TPP players are seeking to maintain trade protection rather than reduce it.