You seem to think the money supply is fixed. It's not. We saw this just recently with Covid: governments simply printed more money to give out as assistance p

You seem to think the money supply is fixed. It's not. We saw this just recently with Covid: governments simply printed more money to give out as assistance payments. That's exactly what would happen in your doomsday scenario: the government orders stuff to be built/done, then prints up the money to pay people to do it, then worries about inflation later after the crisis is over.