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Andy Burnham has been urged by one of his most senior former advisers to tax internet sales more heavily than in-store purchases to help “level the playing field” for struggling high streets.

As the prime minister and his chancellor, John Healey, prepare for their first budget next week, Andy Haldane joined calls for action to stop more shops closing across the UK.

Supermarket urges government not to ‘further aggravate’ pressure on costs for businesses in next week’s budget

Sainsbury’s has warned of a “pretty challenging” market in the run-up to Christmas as households are “finding it tough” and food producers face rising costs.

Simon Roberts, the chief executive of the UK’s second biggest supermarket, called on the government not to “further aggravate” pressure on costs for business in this month’s budget. He said it was “important this government does not repeat what we have seen in previous budgets” in raising business rates and employers’ national insurance contributions. “That’s been really hard,” he said.

Grocer launches Cricklewood store as part of £1bn investment plan, with Hale Barns, Greater Manchester, to follow next month

As part of a £1bn investment plan, Waitrose has chosen Cricklewood in north London as the location for its first supermarket in eight years.

The upmarket grocer will open the store on Thursday and another supermarket in Hale Barns, Greater Manchester, next month. It also plans four smaller stores next year, including a supermarket in Oakham, Rutland, and three convenience stores in Bedminster (Bristol), Chalk Farm (London) and Springstead Village (Cambridge).