Should A Skeptical Portfolio Insurer Use An Optimal Or A Risk-Based Multiplier?

Following recent evidence of out-of-sample stock market return predictability, the authors aim to evaluate whether the potential benefits suggested by asset allocation theory can actually be captured in the real world using expected return estimates from a predictive system. The question is addressed in the context of an investor maximising the long-term growth rate of wealth under a maximum drawdown constraint, and comparing the optimal strategy using the predictive system with a similar risk-based allocation strategy, independent of expected return estimates. More...