Old David harding of Winton's article about SR critique.
http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.502.6609&rep=rep1&type=pdf
I had seen in my previous life return over CVaR used. That seems to be a good measure, since it incorporates expected short fall based on history.
I bumped into these problems when I tried to calculate my Sharpe ratio out of curiosity:
I keep things simple if I want to mesure the performance of my trading:
- return
- drawdown
- time to recover
most people have figured out who I am already not that I am making it a big secret