Although the social implications of children’s media have been a central public concern for millennia, there has been no systematic attempt to quantify the representation of other- versus self-serv...

中文翻译：

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利他主义和利己主义在童书中的表现

尽管儿童媒体的社会影响几千年来一直是公众关注的中心问题，但还没有系统地尝试量化他人与自我服务的代表……