Psychologist Nina Strohminger at the University of Pennsylvania, who was not involved in the study, says she wants the effect to be real but cannot rule out some unknown confounding variable.

没有参与这项研究的宾夕法尼亚大学心理学家尼娜·施特罗明格指出，她希望这种影响是真实的，但不能排除一些未知的混杂变量。

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"The 'if it bleeds' rule works for mass media, " says Jonah Berger, a scholar at the University of Pennsylvania.

‘越血腥，越轰动’规则适用于大众传媒”伯杰说，宾夕法尼亚州大学的一个学者。

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