<DIV>Our current social security system operates on a pay-as-you-go basis; benefits are paid almost entirely out of current revenues. As the ratio of retirees to taxpayers increases, concern about the high costs of providing benefits in a pay-as-you-go system has led economists to explore other...</div>

<DIV>Social security is the largest and perhaps the most popular program run by the federal government. Given the projected increase in both individual life expectancy and sheer number of retirees, however, the current system faces an eventual overload. Alternative proposals have emerged, ranging...</div>