They made $11.292B total profit for all of 2023. Also, what's more likely; One of the most efficient supply chain coordination companies in history with razor

They made $11.292B total profit for all of 2023. Also, what's more likely; One of the most efficient supply chain coordination companies in history with razor thin margins is leaving tons of cost savings on the table...or...random internet commenters like us don't actually know that much about Walmart's business nor the basic economics of labor markets?