Walmart sell their own products, but they don't restrain their dealings with other suppliers in order to promote their own product lines. This is a key differe

Walmart sell their own products, but they don't restrain their dealings with other suppliers in order to promote their own product lines. This is a key difference wrt. what Amazon is doing. In a world of fair competition, "Amazon Marketplace" would be the main Amazon Website, and you would additionally be able to restrict your view to products from the suppliers you trust, be they Amazon-the-supplier, Walmart or whoever.