random walk theory

British

noun

stock exchange the theory that the future movement of share prices does not reflect past movements and therefore will not follow a discernible pattern

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

random walk theory

We meet the “mosquito man,” Sir Ronald Ross, whose study “The Logical Basis of the Sanitary Policy of Mosquito Reduction” became the foundation of the so-called random walk theory.

From New York Times ● May 18, 2021

Random Word

Spin the wheel and learn a new word!

Get a word

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023