Small Cap Earnings estimates have been going down, but why?

You either love or hate small caps. Small caps can offer better returns than their large cap peers, but these returns come with a trade-off -- you need to make sure your research is watertight. Small caps are risky, and companies that successfully move from the small to the large cap leagues are rare.
Unfortunately, researching small caps is almost as tough as trying to pick winners. Wall Street is well-known for its optimistic approach to calculating earnings...

