Lottery allocation surely is about creating a randomised trial, no? (Edit - got access to the article now, doesn't seem like it? Lotteries have been done before

Lottery allocation surely is about creating a randomised trial, no? (Edit - got access to the article now, doesn't seem like it? Lotteries have been done before because it gives a good trial design) And income requirements just make it a UBI with an adjusted tax code.