Stock prices can be described as "random walks" if there is no relationship between one day's prices and the following day's prices.

Name: Stock prices can be described as "random walks" if there is no relationship between one day's prices and the following day's prices.
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Stock prices are often modeled as "random walks" because future price movements are unpredictable and independent of past movements, implying no direct relationship between one day's prices and the next.

Stock Prices Can Be Described as "Random Walks" If There