Black swan event | Definition, History, Examples, & Facts ...
2024年11月29日 · black swan event, high-impact event that is difficult to predict under normal circumstances but that in retrospect appears to have been inevitable. A black swan event is unexpected and therefore difficult to prepare for but is often rationalized with the benefit of hindsight as having been unavoidable.
Black swan theory - Wikipedia
The black swan theory or theory of black swan events is a metaphor that describes an event that comes as a surprise, has a major effect, and is often inappropriately rationalized after the fact with the benefit of hindsight.
Black Swan in the Stock Market: What Is It, With Examples and ...
2024年9月30日 · A black swan event in the stock market is often a market crash that exceeds six standard deviations, making it exceedingly rare from a probabilistic standpoint.
Black Swan Event: Definition and Examples - 2025 - MasterClass
2022年10月5日 · A black swan event is an unpredictable and rare event with an extreme, paradigm-shifting impact on the wider world. Think of the September 11 attacks, the 2008 financial crisis, and other moments of sudden tragedy and panic that echo throughout history.
What Is a Black Swan Event? - The Motley Fool
2024年10月9日 · A black swan event is a single improbable event with enormously far-reaching consequences. In retrospect, people develop explanations for why the event was predictable -- known as...
Black Swan Events and Their Impact on Investments - Investopedia
2024年5月22日 · Classic black swan events include the rise of the internet and personal computers, the September 11 attacks, and World War I.
Black Swan Event - Definition, Examples, Attributes
What is a Black Swan Event? A black swan event, a phrase commonly used in the world of finance, is an extremely negative event or occurrence that is impossibly difficult to predict. In other words, black swan events are events that are unexpected and unknowable.