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Based on Schwartz' (1973) model of altruistic behavior, it was hypothesized that subjects who rate high on willingness to donate blood and ascription of responsibility to the self will be more likely to donate blood than all other subjects. Willingness to donate blood and AR were measured among 180 undergraduates enrolled in an introductory psychology course at the beginning of the spring semester. Actual blood donation was measured 2 months later in the context of a Red Cross blood drive. The results supported the hypothesis.
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Zuckerman et al. (1977) studied this question.
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