不懂销售策略。但是觉得你的公式的最大问题是假设 b 为常量。牛奶价格和销量一定是简单的线性关系吗？

来源: plainface 于 2026-02-25 21:56:52 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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