When my model's indicators turn negative, I turn negative. It's not complicated — you just have to trust the data.
Emotion is the enemy of good market analysis. The model removes the emotion.
I think the systematic approach will prevail in the long run. I think the next ten years for sure.
I found that using the same models across multiple markets provided a far more robust approach.
I hypothesized that there are patterns that work, and I would rather have the computer test trillions of patterns than just a few hundred that I had thought of.
I discovered that it was much better to use multiple models than a single best model.
You can't just be a little bit systematic.
The secret sauce of this type of investing is not in the models. What makes a good systematic firm is a great research architecture.