The appeal of target-date funds is obvious. Decide when you'll need your money back, and the fund invests accordingly: aggressively at first, more conservatively as the "target" approaches. But it's not so simple: Different funds can give you dramatically different performance.
A tsunami of money -- $2 trillion within the next decade -- is flowing into target date funds, a type of retirement account that's supposed to make investing for our post-work years simple. But the way those funds are run isn't always in our best interest. Laura Rowley explains.