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A black swan (Cygnus atratus) in Australia. 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. The term is based on a Latin expression which presumed that black swans did ...
This is the problem of induction. Suppose we want to put the hypothesis that all swans are white to the test. We come across a white swan. We cannot validly argue (or induce) from "here is a white swan" to "all swans are white"; doing so would require a logical fallacy such as, for example, affirming the consequent. [3]
The swan, however, is no longer a black swan but a white swan, derived from existing red and white colours of South Melbourne and the lake-bound white swans of Albert Park near its original home ground. The white swan is often combined with, or replaced by, a white Sydney Opera House-style logo.
The book asserts that a "Black Swan" event depends on the observer: for example, what may be a Black Swan surprise for a turkey is not a Black Swan surprise for its butcher. Hence the objective should be to "avoid being the turkey", by identifying areas of vulnerability in order to "turn the Black Swans white".
The black swan (Cygnus atratus) is a large waterbird, a species of swan which breeds mainly in the southeast and southwest regions of Australia. Within Australia, the black swan is nomadic, with erratic migration patterns dependent on climatic conditions. It is a large bird with black plumage and a red bill.
"The Black Swan" author Nassim Taleb says he's focused on hedging against a market collapse. He said the market is flashing parallels to prior crashes, noting that it is the most fragile in 20 years.
Hedge funder famous for his ‘black swan’ strategy says there’s ‘something immoral’ about America’s reliance on debt—and future generations ‘will bear the burden for this’
Per Parry, Negro History Week started during a time when Black history was being "misrepresented and demoralized" by white scholars who promoted ideas like the Lost Cause or the Plantation Myth ...