Certain sales volume prediction model established on the basis of regression analysis method has higher prediction precision to the types of commodity that closely related to the change of seasons.
运用回归分析方法建立的某类销售量预测模型，对季节变化关联较强的商品的销售量有较高的预测精确度。
2
Ratio of the value of futures contracts purchased or sold to the value of the cash commodity being hedged, a computation necessary to minimize basis risk.
所买卖的期货合约价值与要进行套保的现货商品价值之间比值，用来计算最小化基差风险。
3
Understanding the meaning of commodity brand is the basis of establishing a brand.