Portfolio Management Software
Every day, traders must make decisions: What to trade. When to enter. How large a position to take. When to exit. Whether the system is healthy. Discretionary traders acknowledge the subjectivity of their decisions and draw on experience. Systematic traders use objective functions designed to identify important decision criteria and quantify […]
The forums that discuss trading systems and their development often ask about the value of walk forward testing. The question is usually accompanied by comments about how hard it is to get good results from the out-of-sample tests from the walk forward runs, whereas it is relatively easy to get […]
Cognitive dissonance is the term used to describe the discomfort people have when they are expected to believe two or more ideas that, on their face, seem to be contradictory. Backtesting is the application of a trading system to an historical data series. Expert opinions of backtesting bring about cognitive […]