Earlier quoted context omitted.
The idea is that everyone receives a basic income, equivalent to a (hopefully) updated minimum wage. Then if people want extra money for luxuries, then you work a job which will pay you on top of your standard basic income. I imagine most people would continue working.
Even assuming that the vast majority of people would keep working to maintain their standard of living, there are major issues with UBI: 1) The incentive to enter the workforce is greatly reduced. Every high-school graduate would have the means to shack up with a few of their buddies and live the college lifestyle indefinitely. I'm currently a productive adult, but only because there was no alternative. UBI is an alt…
2) One goal of UBI is to unlock human potential by allowing people to actual pursue things they care about. Smaller scale UBI experiments indicate that this most often means starting some form of small business. If you're doing something you actually enjoy, I think you are more likely to retire later, not earlier.
3) See above about unlocking potential. One of the greatest strengths of the US has always been the inventiveness of its populace. This would potentially be multiplied many times over by a UBI that allowed people to actually pursue things they want.