The blame game for the market declines has started, all of it legit. But in truth, haven’t we known the market was expensive, and a correction overdue?

The annual tsunami of prognostications on how the stock market and the economy will perform in 2018 was beginning to slow. Then the stock market had a major hiccup and the punditry scrambled back to its soap boxes to give us another dose.

Lessons learned from the past week's market debacle.

Veteran traders know these strategies can mint money for years. They also know the gains can evaporate in one day.

The cost to protect against losses on junk bonds rose Friday to its highest level since December 2016.

There is no sign of widespread flight to safety amid the equity market rout.