广泛的研究表明，短期价格促销对销售本身的影响是短期的。

Extensive research has shown that the effects of short-term price promotions on sales are themselves short-term.

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企业希望促销活动可能产生积极的后果，但由于一些研究人员能够确定的原因，这种希望并没有得到证实。

Companies' hopes that promotions might have a positive aftereffect have not been borne out for reasons that researchers have been able to identify.

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此外，设计者们还将每个研究对象的每种促销定价实验，与对照组实验进行对比，得出其额外的损失，然后再根据平均额外损失为五种促销定价方式排名，最终确定了最忽悠人/框人的促销方式为“复合定价法”，然后依次是“限时定价法”、“钓饵定价法”﹑“贱卖定价法”和“复杂定价法”。

The average extra loss was then used to rank the five price frames. Shoppers were worst off under drip pricing, followed by time-limited offers, baiting, sales and complex pricing.

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