A new war has broken out between the nation's supermarket giants - and this time, the consumer is not the winner.

Think discount specials are due to stock surpluses or items approaching their expiry dates? A new book claims that suppliers take the hit by being obliged to support supermarket promotions because the power is with retailers.

A price comparison of some our most popular wines has found it's not just one vintage that buyers overseas can buy for less than here.

Major breweries are battling for market share as the taste for "quality" beer takes hold in supermarkets and pubs. Geoff Cumming follows the consumer-led revolution.

Dairy giant Fonterra will reduce its domestic milk price from the end of the month and the savings look likely to be passed on to consumers at supermarkets. Fonterra froze the wholesale milk price for New Zealand after a public outcry last year.

Outrage over the price of All Blacks jerseys was just the latest sign of how internet buying has changed the retail game, reports Karyn Scherer.