As earnings season kicks into high gear, investors are feeling pretty good about life and their portfolios this morning. The market's terrific third quarter has lifted spirits despite serious concerns about the economy. Emotions have turned overwhelmingly positive and I'm not sure that's a good thing.
If you spend much time in this game you recognize that investors aren't always rational, despite a couple of decades of business school instruction to the contrary. As winnings translate into positive feedback loops, new money comes into the market and drives prices even higher while word