Moody's Corp (MCO)

Investors should accumulate Moody's and VeriSign but avoid Oxy.

The Oracle of Omaha has concentrated a majority of Berkshire's invested assets in a handful of his best ideas.

Downgrades sound scary, but the U.S. is still the best place for investors to put money to work.

A seemingly major event for credit markets has historically sparked a sizable directional move in equities.

ETFs with an international focus may provide opportunities for gains outside of the volatile U.S. market; these four funds are ones to watch.