This paper compares the well-being of the Retirement History Survey of the elderly with their own previous levels of income and economic welfare. Traditional replacement rates are calculated, although a number of shortcomings of such measures are discussed. Modifications are made by examining...

The current practice of measuring age as years-since-birth, both in common practice and in the law, rather than alternative measures reflecting a person's stage in the lifecycle distorts important behavior such as retirement, saving, and the discussion of dependency ratios. Two alternative...