Algo Q&A by Kevin J. Davey
IS AN UNDERLYING THEORY NEEDED FOR AN ALGO SYSTEM?
I am getting into algorithmic trading after a long period of using pure fundamentals, such as supply & demand numbers and financial metrics, to enter and exit trades. Should my algos have a fundamental reason for taking trades?
For any system to work well for you, if you feel strongly about it, then you should definitely use that criteria as part of your idea generation ...