Asset register is not next, is the existing thing in some countries, since some countries has wealth tax.
You can still live in Europe and pay no or small tax:
1. You have money and have residence in Andorra, Gibraltar,
Monaco, Switzerland (lump sum tax). These countries are not in EU, but open border with EU.
2. Have Dubai residence and live in Europe in multiple countries, not triggering residence. This is what the most people do, until EU realize that in most cases UAE reisdence is a domicilation fraud (99% cases) and put pressure to UAE to implement stricter rules.