A lifetime. The idea is that they will invest the money, and the interest / gains will provide the income. Using a safe withdrawal rate of 4%, this would be the

A lifetime. The idea is that they will invest the money, and the interest / gains will provide the income. Using a safe withdrawal rate of 4%, this would be the equivalent of 25 years of UBI. Our economy functions on the basic idea that everyone can contribute their labour. In a world where labour is no longer needed, but capital is, this gives every person a starting sum of capital that they can contribute as they wish.