Target-Date Funds Are Too Risky for Savers

(Bloomberg Opinion) -- One of the great financial innovations in recent decades is target date funds. These investment vehicles, which have $2.3 trillion in assets, are intended to be a sort of “set it and forget it” program for investors saving for retirement, automatically shifting one’s asset allocation from aggressive to conservative over time. This might not seem to be all that revolutionary. In the grand scheme of financial innovations, it’s actually a pretty simple idea, but studies...