UBI only makes sense in the science fiction world that Andrew Yang and other non-technical journalists think is somehow imminent. We still need people to make things. There are still guys hanging off the side of garbage trucks every day and people still pick fruits by hand. If no one does these things, you will starve and die. We cannot survive forever on financial engineering by bureaucrats and importing all our nec…
1. The US is already spending over a trillion a year on welfare
2. These programs have high administrative costs and create negative incentives to work (you can make more not working than working)
3. UBI has low administrative costs, does not have extra disincentive to work (because you won't lose it by working, and most UBI proposals are poverty subsistence anyways)
There's plenty of conservative economists who support flavors of UBI. Charles Murray and Greg Mankiew to name a few. Yang's UBI was sort of centrist, it actually eliminated several existing social programs which would arguably be better replaced with the UBI, but did not go as far as Murray's which eliminates social security, medicare, etc.