Much of the existing literature on social security has taken the extreme assumption that individuals have little or no altruism; this paper takes an opposite assumption that there is full two-sided altruism. When households insure members that belong to the same family line, privatizing social...

Despite much work economists have not been able to quantitatively account for the differences in the Japanese and U.S. saving rates after World War II. In this paper, we show that the use of actual Japanese Total Factor Productivity growth rates in a standard growth model generates saving rates...