In a study of 7- to 10-year-old children in China, Colombia,…

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In а study оf 7- tо 10-yeаr-оld children in Chinа, Colombia, Italy, Jordan, Kenya, the Philippines, Sweden, Thailand, and the United States, which asked the kids themselves to report on their use of both kinds of aggression, Lansford et al. (2012) found that in all nine countries