competitive import

• 竞争性输入

competitive import的用法和样例：

例句

1. This makes it possible to estimate cross-promotion effects, even though these promotions are not directly observable, by imputing the level of competitive promotions.
   这就使得通过输入竞争性促销水平来测量交叉促销效果成为可能，即使这些促销是无法直接观测到的。