Circuit breakers were triggered in Japan, South Korea and Taiwan's stock markets as they reacted to President Donald Trump's sweeping tariffs on Monday, with U.S. markets opening the week sharply ...

Forbes contributors publish independent expert analyses and insights. I show you how to save and invest. With the recent market volatility, a reminder on how circuit breakers work may be timely.

U.S. stocks had gone more than 20 years without a market-wide trading halt. We've now tripped the so-called circuit breakers two times in four days. On Monday, March 9, the S&P 500 fell 7% within ...

Circuit breakers are manual switches that open under overload conditions. Circuit breakers are manual switches that open under overload conditions. Circuit breakers discussed here are general-purpose ...