A grocery store is a "market" and yet it never has been and never will be a "free market" in the idealized sense. You know, everybody knows, that it isn't some

A grocery store is a "market" and yet it never has been and never will be a "free market" in the idealized sense. You know, everybody knows, that it isn't some sort of free-for-all with product placement on the shelves, right? The store is competing with other stores, but the management determines what to do within the store without either voting or unregulated competition.