New Zealand should be "very worried" about the stability of the country's financial system and active government support is required, says a top financial strategist.

The economy is growing faster than many were predicting, with GDP up 0.6 per cent in the three months to June.

The Kiwi dollar climbed above 83 US cents for the first time since March off the back of the US Federal Reserve's stimulus announcement.

Bernard Hickey gives his verdict on Alan Bollard's 10 years as Reserve Bank Governor and wishes him well for good job (mostly) well done

Outgoing Reserve Bank Governor Alan Bollard has delivered his final Monetary Policy Statement and left the OCR unchanged at a record low of 2.5 per cent.