All around the world, money is on the move. Millionaire migration might seem like a niche narrative, but it sparks serious debate and can lead to major policy changes.

No individual dataset can be taken as flawless, but a number of different sources can be pooled that, taken together, paint a picture of where wealth is accumulating, gravitating towards, declining or even fleeing.

To the recent UBS annual Wealth Report (total UK wealth has declined) and even property data from the likes of

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