Stuart Rose flags 'massive change' in consumer behaviour and says No 10's priority is to get inflation down Shoppers at Asda are setting themselves £30 limits at checkouts and petrol pumps, the supermarket's boss says, as consumers tighten their belts because of the cost of living crisis. Customers are employing several tactics to not overspend, said Stuart Rose, including putting fewer items in their baskets and opting for budget ranges.