Aircraft technology that has been crucial to making big midair collisions exceptionally rare in the U.S. was limited in helping avoid Wednesday’s deadly collision between a commercial jetliner ...

The P/B ratio shows how a stock's market price compares to its book value. It helps gauge whether a stock is undervalued or overvalued relative to its net assets.

For anyone who thinks that, after this phase of correction, valuations have become cheap, think again. They haven't, either on a relative or absolute basis. In this scenario, it is important to manage ...