This is why it's important to have academic rigor and people who study specific problems deeply in positions of power. This ignores potential economies of scale cost reductions and paying more for home made products is circularly dependent on earning more from selling those higher cost products.
I think the most interesting question by far in this space is what percent of every purchase ends up going to housing, food, or health care. If you buy a burger, what percent of the cost of that burger is going directly into housing via the workers wages?