NBER Working Papers by Estelle James

One of the biggest criticisms leveled at defined contribution individual account (IA) components of social security systems is that they are too expensive. This paper investigates the cost-effectiveness of three options for constructing funded social security pillars: 1) IA's invested in the retail market with relatively open choice, 2) IA's invested in the institutional market with constrained choice among investment companies, and 3) a centralized fund without individual accounts or differentiated investments across individuals. Our questions: What is the most cost-effective way to organize a mandatory IA system, how does the cost of an efficient IA system compare with that of a single centralized fund, and are the cost differentials large enough to outweigh the other important conside...