Author: Matthew Frankel, Motley Fool

We just found out what changed in Berkshire Hathaway’s stock portfolio during the volatile fourth quarter, and it may surprise you.

You definitely don’t want to get this retirement savings move wrong.

Blue chips are often described as the best of the best, but there’s more to it than that.

The stock market has been on a downward trajectory over the past few weeks, mainly due to fears and uncertainty surrounding a potential trade war. As I write this, the Dow is extremely close to entering “correction” levels once again. Whether it does or not, it’s important for investors to take a step back and keep a few things in mind before making any moves.

In short, it depends on whether you have good debt or bad debt.