Regression modelPortfolio Theory

Kelly Criterion

The Kelly Criterion (1956) is a formula for optimal bet sizing that maximizes the long-run logarithmic growth of wealth. It specifies the optimal fraction of capital to risk on each trade based on win probability and payoff ratio. The criterion has become foundational in quantitative trading, portfolio management, and behavioral economics.

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Sources

  1. Kelly, J. L. (1956). A new interpretation of information rate. Bell System Technical Journal, 35(4), 917-926. DOI: 10.1002/j.1538-7305.1956.tb03809.x
  2. Thorp, E. O. (2017). A Man for All Markets: From Las Vegas to Wall Street. Random House. link

Related methods

ScholarGateKelly Criterion (Kelly Criterion for Optimal Position Sizing). Retrieved 2026-06-04 from https://scholargate.app/en/quantitative-finance/kelly-criterion