The New Zealand sharemarket rose yesterday when many other markets were weak and a large volume was traded in the shares of New Zealand Oil & Gas, the 29 per cent shareholder of Pike River Coal Ltd.

Prices on some household items have risen more than double the cost of yesterday's GST increase - despite many retailers choosing to take a hit.

NZ Post has come out top of a new Corporate Reputation Index, while Telecom has come bottom of the list.