> But also have interesting factors of health concerns (more likely to need nursing care, or need a home without stairs) and on the other side, many are more likely to have large savings.

US statistics:

https://www.washingtonpost.com/business/2020/05/04/baby-boom... (Millions of baby boomers are getting caught in the country’s broken retirement system)

https://www.cnbc.com/2019/04/05/these-people-are-on-the-verg... (48 percent of American households over the age of 55 still have no retirement savings)

https://www.cbpp.org/research/social-security/social-securit... (Although most of those whom Social Security keeps out of poverty are elderly [14.8 million], 6.9 million are under age 65, including 1.2 million children)

For our purposes, it's important that you scope to only those who are collecting only Social Security, and have no other retirement savings to closely model your average citizen collecting a potential UBI.