Top attractors are London (non-dom era), Singapore, Dubai, Miami, Austin, SF, NYC, Hong Kong (pre-[1])
Top repellers/outmigration are London (post-abolition of non-dom), Moscow, Hong Kong (post-[1]), China, high-tax zones in Europe, India, developing nations
For places that are in both lists but at different times, you can see the massive impact of public policy (non-dom tax haven, Chinese hand)
[1]https://en.wikipedia.org/wiki/2020_Hong_Kong_national_securi...