The Commerce Commission has warned Kiwibank and HSBC about the formulas the two banks used to use to work out mortgage break fees.

A banking blunder by Westpac involving almost $50,000 left an Auckland man momentarily richer.

Lingering concerns around the prospect of a European debt crisis will weigh on the kiwi dollar, with the currency expected to continue trading in its recent range this week.

EU ministers struggled overnight to work out a new rescue mechanism for troubled governments in an attempt to keep markets from targeting weaker eurozone members before Asian markets open this morning.

A survey showing high levels of customer dissatisfaction with Australian-owned banks is a wake up call to the industry, says Finsec.

New Zealanders have spoken - we're not happy with our banks, and fed up with executive fat-cats and overseas call centres.

The kiwi dollar has surged in value after a stunningly low unemployment stat and a speech by Alan Bollard.

NZ's recovery from the financial crisis is entering a "new, less fragile stage" but the Reserve Bank will keep its "foot on the gas".