And all that they can ask is
"Why is so much made kid?"
that’s what the trade is
that’s what the point of the trade is
https://www.lesswrong.com/posts/6KzFwcDy7hsCkzJKY/the-point-of-trade
...because if you trace the supply line the only possible places it could be different between people are there, there and there in ways A, B, C". I've never read an economics textbook so I don't know if that's possible or what specifically that would look like