The Power of Tax-Deferred Growth Why are 401(k) plans, annuities, and IRAs so popular? Share | Related Content Don't Buy The Hype There are a lot of misconceptions about Social Security. Here’s the truth about three of them. Catch-Up Contributions Workers 50+ may make contributions to their qualified retirement plans above the limits imposed on younger workers. Retirement Plan Distributions There are a number of ways to withdraw money from a qualified retirement plan.