The dollar held firm against a basket of currencies on Tuesday as traders await the Federal Reserve's decision.
The dollar dipped on Monday although an improvement in risk appetite after China's monetary easing limited the losses.
New economic data will be key in determining when the Fed hikes rates, says Robert Rennie, global head of FX strategy at Westpac.
The euro stumbled to a two-month low against the dollar on Friday.
The prospect of the euro falling to equal the dollar has returned with a vengeance after the ECB signaled it was willing to extend QE.
The euro tumbled on Thursday after European Central Bank President Mario Draghi said the bank discussed a further interest rate cut.
New Zealand's Deputy PM and Finance Minister Bill English discusses the impact of China's slowdown on NZ, and his country's ties with Australia.
The dollar rose against emerging market and commodity-linked currencies on Wednesday.
Lower Japanese exports are "symptomatic of weakness in global demand," not the yen, says Ray Attrill, co-head of FX strategy at National Australia Bank.
The euro rose against the dollar on Tuesday, after falling for three straight sessions.
The recovery in commodity prices and related currencies is still tentative, says Christy Tan, head of markets strategy in Asia at National Australia Bank.
The euro slipped to a 10-day low against the dollar on Monday, as investors eyed a European Central Bank meeting later in the week.
The dollar rose broadly, as traders reckoned the Federal Reserve might raise interest rates later this year.
The dollar rose against a basket of currencies as underlying domestic inflation strengthened more than expected in September.
The dollar sank to a seven-week low against a basket of currencies on Wednesday.
Currencies linked to Chinese growth fell for the first time in over a week on Tuesday.
The dollar hovered near a three-week low on Monday, anchored by the doubts over the potential for a rise in U.S. interest rates this year.
New Zealand's dollar has climbed along with the recent bump in Asian currencies, but some analysts see the rally as just another chance to sell.
The U.S. dollar hit multi-week lows against the euro and Swiss franc on Friday.
The U.S. dollar held lower on Thursday after the release of the Federal Reserve minutes.