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.

During times of stock market volatility and big daily drops, one term that gets bandied about is "circuit breaker." But many investors and others may not know what the market circuit breaker is and ...

Circuit breakers, despite any techy magic happening beneath the surface, should be the most predictable things in the world.

Six minutes after trading began on the New York Stock Exchange on Monday, it was suddenly halted. That's when the S&P 500 index had plummeted 7% and marketwide circuit breakers kicked in. Trading ...

Nobody looks forward to a power outage. After all, we rely on electricity to power appliances. And when there is a blackout, the situation can move from a minor to a stressful one quite easily. That ...

Boris Johnson is considering imposing a two-week circuit breaker lockdown after warning earlier this week that infection “figures are flashing at us like dashboard warnings in a passenger jet, and we ...

Moving into a new house is equal parts thrilling adventure and unsettling mystery. You’re taking on a space crammed with unknowns, some of which won’t manifest until you’re comfortably settled. We try ...

But many investors and others may not know what the market circuit breaker is and why it is so important. What is a market circuit breaker? How does a circuit breaker work? What are single-stock ...