Previous research pointed out that discounting is categorized into two types : " frequent but shallow " discount and " infrequent but deep " discount 先前的研究指出，折扣有两种型式：次数频繁但幅度不大（亦称为多频率折扣策略） ，或次数少但折扣幅度明显（深幅度折扣策略） 。
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Three experiments in this research indicated that consumers have a lower perceived price toward the " infrequent but deep " discounted products than the " frequent but shallow " discounted products 本研究三个实验结果发现，深幅度折扣比多频率折扣较容易导致消费者对该产品有较低的价格认知。
