The Lowdown on Bottom-Up Investing
Reader Comments
Caveat
Understanding a company's product is fine, but it does not address the issue of timing.
We all understand Walmart. Now, anyway. Early investors in Walmart made fortunes. But even though the company has been doing more than fine every year, owning Walmart this decade has been a slow, slow, slow "adventure". Timing is everything, and the top-down people are more into that aspect.

