FWIW, some MMT economists think those questions are strawmen. I don’t know enough to comment on whether I agree.
http://​​neweconomicperspectives.org/​​2019/​​03/​​the-day-orthodox-economists-lost-their-minds-and-integrity.html
http://​​bilbo.economicoutlook.net/​​blog/​​?page_id=2
FWIW, some MMT economists think those questions are strawmen. I don’t know enough to comment on whether I agree.
http://​​neweconomicperspectives.org/​​2019/​​03/​​the-day-orthodox-economists-lost-their-minds-and-integrity.html
http://​​bilbo.economicoutlook.net/​​blog/​​?page_id=2