Projected implications of population aging are based on a definition of retirement age as 65. This article discusses the concept of "equivalent retirement ages" as a method for determining appropriate age for normal retirement and points out usefulness and limitations of raising normal retirement age as a policy instrument. (BF)

Recent policy proposals have introduced need-based criteria, as well as the principle of wealthier older persons paying greater taxes or sharing more heavily in financing services and benefits than those who have less income and accumulated wealth. This article reviews emergence of new approaches and concludes with commentary on political…

Explores relationship between recent policy reforms, targeting proposals, and a universal Social Security program. Explores principles that inform Social Security, concluding that treating benefits as taxable income and raising retirement age push at boundaries of universality without violating fundamental precepts of social insurance program. (BF)