Cooperation and Competition as a Function of Zygosity in 7- to 9-Year-Old Twins - a comparison of Anglo-American and Chinese children

By Loh C.Y.   Elliott J.M.  

Evolution and Human Behavior, Vol. 19, Iss. 6, 1998-11 ,pp. : 397-411

Elsevier

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Peer Reports of Adaptive Behavior in Twins and Singletons: Is Twinship a Risk or an Advantage?

By Pulkkinen Lea   Vaalamo Inka   Hietala Risto   Kaprio Jaakko   Rose Richard J.  

Twin Research, Vol. 6, Iss. 2, 2003-04 ,pp. : 106-118

Australian Academic Press

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The Assessment of Peer Selection and Peer Environmental Influences on Behavior Using Pairs of Siblings or Twins

By Madden Pamela A.F.   Bucholz Kathleen K.   Todorov Alexandre A.   Grant Julia D.   Heath Andrew C.  

Twin Research, Vol. 5, Iss. 1, 2002-02 ,pp. : 38-43

Australian Academic Press

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Examining the Dimensions of Intimacy in Twin and Peer Relationships

By Foy Andrea K.   Vernon Phillip A.   Jang Kerry  

Twin Research, Vol. 4, Iss. 6, 2001-12 ,pp. : 443-452

Australian Academic Press

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Between Twins; Research Summaries; In the Real World

By Segal Nancy L.  

Twin Research, Vol. 6, Iss. 6, 2003-12 ,pp. : 498-501

Australian Academic Press

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