Entirely depends on region. Walmarts strategy is to take a loss in an area until all local competitors are out of business then crank back up until that area is profitable enough to subsidize new areas. In my area Walmart is cheaper than pretty much everyone except dollar stores, and dollar stores treat their employees even worse while having even worse quality food for barely any cheaper.
They’d stop doing capitalism. Entirely. If people in the US were smart, they would have been the vanguard of the communist revolution in the late 1800s when Marxist ideas were starting to spread in the us.