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Scenarios is social value orientation (SVO; Van Lange et al., 1997). SVO are individual variations in how men and women evaluate outcomes for themselves and other people (Messick and McClintock, 1968; Kuhlman and Marshello, 1975). Van Lange (1999) suggested that many people may be classified as being pro-socials, competitors, or individualists. Simply because individualists and competitors--both a