Tail risk protection is a mantra in portfolio allocation. A common method in this context is the NMFRB allocation. Here, we extend it to drawdown risk measures and show that the proposed portfolios compete with machine learning-based portfolios such as Hierarchical Risk Parity (HRP) and...

Imitation is ubiquitous, yet the comparative efficacy of imitation strategies is poorly understood. A popular imitation strategy, sometimes called benchmarking, “mixes-and-matches” the practices common to leading firms. Using computational models, we compare benchmarking to the...

Replication products strive to offer investors some of the benefits of hedge funds while avoiding their high fees, illiquidity, and opacity. We test whether a replication algorithm can deliver the diversification and high Sharpe ratio that investors seek. Our procedure constructs monthly clone...

We introduce a novel methodology to identify copycat behavior in mutual funds. We find that imitation is pervasive in the mutual fund industry. While most copycats underperform, a small number are 'smart imitators'. We find that funds at the high and low ends of the Copycat Score range...