Futures Hedge Profit Measurement, Error-Correction Model vs. Regression Approach Hedge Ratios, and Data Error Effects
解释为何使用持有成本调整价格变动的修正回归法比未调整回归法更准确，并指出除非存在显著数据误差，修正回归法与误差修正模型的对冲效果相近。
This study explains why a modified regression method, which calculates hedge profits and hedge ratios using cost-of-carry-adjusted price changes, provides greater accuracy than the unadjusted regression method. It shows that the modified regression method and the error-correction model lead to similar hedging performance unless there are significant data errors.