Explore how the crowding-out and multiplier effects impact government stimulus spending. Learn which theory better stimulates ...

Discover the small firm effect—a theory where small-cap stocks often outperform large-cap stocks, offering unique growth ...

Film producer Robert Evans famously said, “There are three sides to every story: your side, my side, and the truth.” Evans had it right in some respects, as people can mistakenly create false or ...

Forbes contributors publish independent expert analyses and insights. Mark Travers writes about the world of psychology. Our mind wields a remarkable influence over our well-being. Its ability to ...

You’ve likely heard of the placebo effect, but you might be less familiar with its opposite, called the nocebo effect. Placebos are medications or procedures that appear to be actual medical ...

Forbes contributors publish independent expert analyses and insights. Bryce Hoffman writes about leadership, strategy, and decision making. Do you ever find yourself doing something simply because ...

The Mandela effect refers to the experience of a false memory that is shared by many people. In 2010, researcher Fiona Broome coined the term when she discovered that many people believed, as she did, ...

The entourage effect is a theory that purports the synergistic effect of combining compounds in the cannabis plant. It suggests that using them together may provide more significant health benefits.

The placebo effect is a mysterious phenomenon that happens when someone’s medical symptoms are lessened through the power of suggestion and expectation – for instance if someone’s illness improves ...

It takes just the right conditions to produce lake-effect snow, but when they come together, it creates some of the most extreme winter weather found anywhere on the planet. Perfectly blue skies can ...