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Black swan theory or a black swan event is a term used to describe a very rare or otherwise unexpected event that has a major effect, such as a financial crash or pandemic. The term is based on an ancient saying which presumed black swans did not exist.
Close-up swan facing the camera on a cobblestone floor. Birds in the background
Abandoned fun park in a rural setting. There are no people to be seen. The picture was taken in 2006. Morbid charm of a swan gondola, abandoned Spreepark Berlin amusement park, formerly known as Kulturpark Plaenterwald.
Swan spreading his wings by the pond in autumn colored park.
Trostyanets, Sumy Oblast, Ukraine - June 18,2023: Steel sculpture of two swans in the shape of a heart against the backdrop of the Manor of Koenig in Trostianets. Romantic decor on the Alley of Lovers
swans in the park in Ljubljana
Swans swim on the riverbank across from Old Town Prague.
White swan, big bird, wildlife, wild bird, swan is walking, glade, bird on the grass, park, vacation, wildlife, beautiful bird, beautiful swan
Reflection of a swan in Den Bosch
Black swan theory or a black swan event is a term used to describe a very rare or otherwise unexpected event that has a major effect. The term is based on an ancient saying which presumed black swans did not exist.\n\nIt is a metaphor often used in economics to describe surprise events with, usually, severe and negative financial and economic consequences.
Warsaw, Poland
white swans on a lake in Nymphenburg, Munich, Bavaria, Germany
White swan swimming on the lake or river by the shore. Majestic water bird
two swans swim in a pond in the park at dusk. Soft focus photo
Side view of a white swan looking at camera on a cobblestone floor. Blurred background. Lake of Zurich, Switzerland
Domestic and wild animals, birds and insects. Nature.
A swan grazes on the green lawn by the lake,Gorenjska,,Slovenija
Two white swans in a city park
Warsaw, Poland - Aug 19, 2019: Exterior front view of Krasinski Palace in Warsaw, Poland
A white swan climbed onto a bench in a cafe and is trying to look inside the room through the bars and glass.
Big white swan approaching the camera with a big swoop of his spreading wings at a park pond
Swan white at the park
white swan swimming in the water
A breathtaking scene capturing a flock of swans gathering at the edge of a tranquil lake as the sun sets in the background. The elegant birds, with their majestic white plumage, create a stunning contrast against the warm hues of the sunset sky. This photograph evokes a sense of peace and harmony as the swans come together in their natural habitat, showcasing the beauty of nature's evening serenade.
A white swan is by the lake
White swan on the green lake
The birds of the Daugava River meet with the people of Riga every evening. Latvia.
One white swan floats on the water of the pond and looks into the chamber. Silhouettes of large fish of mirror carp are visible in the water
Single decorated mute swan in side view, on top of a chrisstmas decoration. articial mute swan is a mass product.
Free Images: "bestof:Swan service in the National Museum in Warsaw.jpg title Swan service in the National Museum in Warsaw Service du cygne au Musée national de Varsovie Serwis"
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