> The basic assumption--that "spending power" is more important than "wealth" or "income"--is questionable, but the authors don't really spend any time defendin

> The basic assumption--that "spending power" is more important than "wealth" or "income"--is questionable, but the authors don't really spend any time defending it. Do they need to? Spending power which includes the estate one leaves one's heirs represents one's total quality of life (measured in money, anyway).