中文摘要：

现今的产品伤害危机逐渐呈现群发趋势。文章通过现场实验,研究了产伤害危机群发属性对补救预期的影响。结果表明：群发属性与补救预期负相关,群发属性越高,消费者补救预期越低;品牌声誉能调节群发属性与补救预期之间的关系,当品牌声誉较低时,产品伤害危机群发属性与消费者补救预期的负向关系更为显著;负面情绪（愤怒、无助）能够中介群发属性对补救预期的影响。

英文摘要：

Nowadays,product-harm crisis gradually appears cluster trend.This study employs a field expectation to investigate the effect of cluster attribution on consumer recovery expectation.Results of the study are as follows.Cluster attribution negatively relate with recovery expectation： the higher the cluster attribution,the lower the recovery reputation.Brand reputation can moderate the relation between cluster attribution and recovery expectation.Compared to the condition when reputation is low,the negative relation between cluster attribution and recovery expectation is stronger.Negative emotions（anger and helplessness） can mediate the relationship between cluster attribution and recovery expectation.