Is Costco a Sustainable Business Model?

There's different types of mods. I think you teach that. There's, i forget how many t you distinguish wi between low cast and differentiation. Do you find that any are more sustainable? In general, if all things are considered, ike, which would be the best mote to have, if you could have one, one mote? Would it be a product differentiator? It would be a low cost provide. If you look at a costco which we both know is a very admirable business model,. Then why is it an admirable business model? Because it deals with a paradox of choice.