Seems like you’ve got a decent debate partner there. That sounds like just the kind of person I would want to have a disagreement with. I have a feeling this is what you’re looking for…
Praxeological Economics and Mathematical Economics
You might also check some of the first links here.
For more detail, see Hoppe’s Economic Science and the Austrian Method…in particular the section “Praxeology and Economic Science”. And for more, see this list.