[juliangregorian]

Let's break things down nice and simple. As you said, everyone needs a roof over their head and food in their belly. Well, there's plenty of that to go round. We don't need to fiat more money or otherwise increase the money supply, because as you astutely observed, that would potentially lead to a post-war Germany-type situation. If, however, the world's poorest were gifted adequate funds from the world's richest, they would be able to afford the biological necessities.