Consumers using credit cards could soon face higher costs after a Commerce Commission ruling gave merchants the right to charge levies.

Settlement means shops can now start imposing levies on shoppers using credit cards.

BNZ has decided to appeal the $645m tax avoidance case it lost in the High Court last month.

The New Zealand dollar may keep rising this week after good jobs data from the US boosted confidence that the world's largest economy is recovering.

The way Securities Commission chief executive Jane Diplock sees it, New Zealand's investor protection was way behind the rest of the world when she arrived. Since then, she says, there has been significant progress, but we are not there yet

Westpac is under fire for trying to ratchet homeowner's mortgage break fee by more than 500 per cent.