Walmart's 'digital shelf labels' are controversial not because of what they are, but because of what they enable.

Walmart is rolling out digital shelf labels and expects it to be in all U.S. stores by year’s end. Is it surge pricing in ...

Walmart makes a huge change to how it prices its items, sparking fear and frustration among shoppers.

Digital price labels, which are rapidly replacing paper shelf tags at U.S. supermarkets, haven’t led to demand-based pricing surges, according to a new study that examined five years' worth of prices ...

WASHINGTON — Digital price labels, which are rapidly replacing paper shelf tags at U.S. supermarkets, haven’t led to demand-based pricing surges, according to a new study that examined five years' ...