Analysts says supermarket has power to trigger a downward spiral that could 'wipe out profitability'
Most big supermarket chains have changed the way they try to lure buyers. Now Asda is being forced to follow suit
In-store music and escalators to be switched off for customers who want a calmer experience
Luxury firms such as Fortnum & Mason surged while the likes of Poundland flopped over the festive period
Supermarkets report record sales for the Christmas period, with winners at both ends of the market
Launch of own-brand device, complete with digital shopping app, expected on Monday
Drivers welcome supermarket chains' decision to cut unleaded petrol and diesel prices
Grocer to make first foray into online world - but how will Waitrose react to Ocado's deal with its rival?
US retail giant and Asda owner reclaims its place at the top of Forbes magazine's Fortune 500
'Click-and-collect has gone from nowhere to somewhere very quickly', says Asda chief
Supermarket giant follows Tesco, Sainsbury's and Asda onto the web after first profit drop in six years
Supermarket brand 'held talks with Deloitte about bid to buy brand and business'
The only egg to mention Jesus on its packaging will be sold by all but one of the big supermarkets
Downing Street says supermarkets need to 'reassure the public' as horse meat scandal widens
Among grocers, Sainsbury's is only one of Big Four to increase market share over Christmas
John Lewis kicks off festive season with slick snowmen as Waitrose donates its ad budget to charity
'Rural communities have enough problems as it is without us boycotting their produce,' says TV naturalist
Mistrust in disgraced banking giants is revealed by new survey