, Columnist
Walmart Can't Be Complacent About E-Commerce
Blistering online sales growth has cooled off, while competition heats up.
Ashley Green, 31, talks to a Walmart personal shopper as she retrieves her online grocery pickup order at the chain's Franklin, Tenn., location.
Photographer: Photo by Sarah Halzack/The Washington PostThis article is for subscribers only.
Look at two important numbers in Walmart Inc.'s earnings report on Tuesday, and you could draw different conclusions about the retailer's momentum.
Its closely watched U.S. comparable sales rose 2.6 percent in the fourth quarter from a year earlier -- strong growth after a third quarter that saw the best growth on this measure in eight years.