Analog computers are systems that perform computations by manipulating physical quantities such as electrical current, that ...

It’s become a trendy managerial acronym: VUCA, short for volatility, uncertainty, complexity, and ambiguity, and a catchall for “Hey, it’s crazy out there!” It’s also misleading: VUCA conflates four ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Andy Smith is a Certified Financial Planner (CFP®), licensed realtor and educator with over ...