The Power of Tax-Deferred Growth Why are 401(k) plans, annuities, and IRAs so popular? Share | Related Content A Fruitful Retirement: Social Security Benefit Taking your Social Security benefits at the right time may help maximize your benefit. What's New for Social Security? There have been a number of changes to Social Security that may affect you, especially if you are nearing retirement. Investment Strategies for Retirement Investment tools and strategies that can enable you to pursue your retirement goals.