David Erickson's blog

 
As an investor, you may sometimes feel frustrated. After all, your portfolio seems to be at the mercy of the financial markets, whose volatility is beyond anyone’s control. Yet you can control the quality of the investments you own and the diversification of those investments to improve your chances of attaining your long-term financial goals.  One way in which to do so is to put as much as you can afford, year after year, into tax-deferred investments.