The minimum wage in some countries is 10+ times higher than in others, yet the poorest citizens still spend everything on rented rooms (not even flats), food an

The minimum wage in some countries is 10+ times higher than in others, yet the poorest citizens still spend everything on rented rooms (not even flats), food and transportation, no savings. From what I've seen, cost of living will increase to the maximum level the poorest can afford it (which is why I don't see how UBI can work without massive changes in other areas).