Vanguard Extended Market ETF VXF tracks a total market index that excludes S&P 500 stocks. It’s a misfit in the mid-cap blend category, but it pairs well with a fund that tracks the S&P 500 index to ...

A preexisting condition usually refers to a health issue you had before the date new health coverage starts. People may also use it to refer to health conditions you had before a new one began. Since ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Profit motive is the desire to achieve financial gain that is behind the drive for profits ...

From reproductive rights to climate change to Big Tech, The Independent is on the ground when the story is developing. Whether it's investigating the financials of Elon Musk's pro-Trump PAC or ...

Game theory helps investors predict outcomes in markets where decisions impact each other. Understanding game theory equips investors to strategically anticipate market actions. Game theory-informed ...

Henry Mintzberg is a Canadian management theorist who focused on what managers actually do at work. He described 10 everyday roles that managers play, grouped into three types: working with people ...

Twenty years after the introduction of the theory, we revisit what it does—and doesn’t—explain. by Clayton M. Christensen, Michael E. Raynor and Rory McDonald Please enjoy this HBR Classic. Clayton M.

September 2025: For the past 24 years, conspiracy theories about the September 11, 2001 terrorist attacks against the United States have swept the nation. The destruction of the Twin Towers in New ...

Resilience means having the mental, emotional, and behavioral flexibility and ability to adjust to both internal and external demands. “It’s your ability to withstand adversity and bounce back and ...

Forbes contributors publish independent expert analyses and insights. I write about how bitcoin, crypto and blockchain can change the world.