Since this is paywalled, here's the start of the article:
New members of the global super-rich gained more of their assets through inheritance than through wealth creation this year — the first time that this has been recorded by Swiss bank UBS in its nine years of surveying global billionaires.
Old billionaires are dying faster than new billionaires are being created (by things other than inheritance). Or more precisely, the total wealth of the billionaires who have died is bigger than the total wealth of billionaires who became billionaires by something other than inheritance.
But this wasn't true a decade ago. So wealth creation (at billionaire scale) is slowing down?
New members of the global super-rich gained more of their assets through inheritance than through wealth creation this year — the first time that this has been recorded by Swiss bank UBS in its nine years of surveying global billionaires.