Workers' participation in a retirement plan, either through an employment-based arrangement or individually, is a crucial factor in accumulating sufficient resources to pay for expenses in retirement. This paper examines the distribution of total assets held in individual account retirement...

The two main savings vehicles designed for accumulating assets for retirement are individual retirement accounts (IRAs) and employment-based retirement savings plans such as 401(k) plans. This paper examines the ownership of IRAs (in aggregate, but not by type) and 401(k)-type plans by Americans...