Walmart on Tuesday said it is eliminating some roles and closing its office in North Carolina, as part of its move to relocate employees to its main hubs in California and Arkansas, according to an internal memo seen by Reuters.

President Donald Trump’s push to tariff goods from Canada, Mexico and China included a change to how online purchases will be taxed when they enter the U.S.

US ecommerce company Amazon had sought to counter the threat posed by cheap Chinese suppliers by launching the “Haul” brand offering products for less than $20 with shipping times of between one and two weeks. Now it may be able to avoid a “race to the bottom”, analysts said.