Felix Salmon submits: Amidst the craziness in financial markets right now, there's only one thing that's certain: When it comes to valuations, nobody knows anything. Morgan Stanley (MS) can be cheap one day at $30 a share and then expensive the next day at $20: Everything is incredibly fluid, and trying to make long-term investment decisions in the eye of a hurricane is a great way to lose a lot of money very fast.
For that reason, I admire Warren Buffett's decision to sit this crisis out on the sidelines and not give in to the temptation to try to buy financial assets on the cheap. Yes, he's a value investor -- but values change over time, and Buffett likes the kind of assets where values rise slowly over the course of years, rather than falling precipitously over the course of minutes.
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