1. If a family that gets wealthy, stays wealthy, that's great - the number of wealthy families can only go up, so over time there will be more and more wealthy families.
2. If, on the other hand, there is some survivorship bias going on there and wealth rotates a lot, and some members of wealthy families keep their wealth, that is not as good an outcome but it is still not so bad, as it suggests that as a family's culture degrades their wealth will likely degrade as well.
2. If, on the other hand, there is some survivorship bias going on there and wealth rotates a lot, and some members of wealthy families keep their wealth, that is not as good an outcome but it is still not so bad, as it suggests that as a family's culture degrades their wealth will likely degrade as well.