Backtest Overfitting Bias
Meaning ⎊ The error of tuning a strategy too closely to historical data, rendering it ineffective in real-time, unseen market conditions.
Random Walk Theory
Meaning ⎊ The concept that price changes are random and unpredictable, making past data useless for future forecasting.
Model Limitations
Meaning ⎊ The inherent gaps and inaccuracies that occur when theoretical financial models are applied to real-world market conditions.
Pricing Model Limitations
Meaning ⎊ Recognizing the boundaries and flaws of theoretical models in real-market conditions.