Today men on average retire at 63 and women at 62, and they can expect to spend 20 years in retirement. But if Americans continue to retire as early as they do today, many will not have adequate income once they stop working. Social Security will provide less relative to pre-retirement earnings...

Today, the average retirement age is 63. If people continue to retire at 63, they are going to face a severe decline in living standards at retirement for a number of reasons. First, at any given retirement age, Social Security benefits will replace less of pre-retirement earnings as the Normal...