For over 150 years, these metrics have perfectly foreshadowed trouble to come for Wall Street and/or the U.S. economy.
Wall Street's holiday cheer ended abruptly on Friday, with all three main benchmarks closing lower in a broad-based sell-off ...
The tech-heavy Nasdaq Composite fell 1.58% while the S&P 500 lost 1.12%. The Dow Jones shed 333 points to end the day.