Stock Market Forecast: Does the Stock Market Feature Memory?

April 28, 2022
This article was written by:

Sergey Okun Sergey Okun – Financial Analyst at I Know First, Ph.D. in Economics.

Alisa IartsevaAlisa Iartseva – Data analyst at I Know First.

Highlights:

  • The stock market has a long-term memory that allows us to make reliable predictions of the future based on previous behaviors and tendencies.
  • The S&P 500 has the highest Hurst exponent compared with the DAX 30, the CAC 40, and the FTSE 100.
  • The Hurst exponent rises with the extension of the step period length which decreases noise in a time series and increases predictability.

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