If by "how the market works" you mean cheap, shoddy, second rate and imported from China, and that's how you expect the next generation to be educated, I'm wondering why?
Wow...That really
did go over your head, in favor of your disparaging doom-and-gloom strawman, didn't it?
All three compete for the same general clientele and offer differing products at competitive prices.
Nobody forces me, as a Target shopper, to pay for products on Wal-Mart's shelves. Also, as it turns out, Wal-Mart stores have bigger auto parts departments and cheaper crummier clothing. So, I may go to the one for auto stuff and the other for clothes.
Got any gloomy Gus cold water to throw on that basic proven economic dynamic?