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自杀经济学
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如果一种产品，消费者在使用后几乎没有正面效果，负面效果可能是头晕、瘙痒、呕吐等不良反应，那它的处境其实是不太稳定的。因为它的经济效益，只能通过宣传并不存在的正面效果，通过欺诈的方式面向用户收费。可是另一种产品，消费者在使用后也同样几乎...
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