We don’t set different prices based on who you are or the time of day, and we won’t, As Walmart introduces digital price labels across its retail locations, it is seeking to address customer concerns about its new pricing technology. CEO John Furner promised that the Bentonville, Arkansas-based retailer does not use personal information like income, shopping history, or a customer's willingness to spend to set prices, and will not do so going forward. "Whether you’re buying groceries or electronics on a hot afternoon or in a sudden rush for an item, it’s never a reason to charge you more. supermarkets, letting store operators update prices instantly from a central computer instead of having employees swap out paper tags by hand.