> It is estimated that 70% of wealthy families will lose their wealth by the second generation and 90% will lose it by the third. As far as I can tell this is

> It is estimated that 70% of wealthy families will lose their wealth by the second generation and 90% will lose it by the third. As far as I can tell this is the only number in the article, and it is “estimated“. Who knows, maybe it is even true, but you should at least average it with my estimate of rolls 10 dice 47. Percent, I guess.