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To determine whether the neuropeptide oxytocin (OXT) influences self-processing by investigating whether it increases the endowment effect in relation to both self and others.
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In a double-blind, between- subject placebo (PLC) controlled design, investigator aimed to measure the effect of intranasal OXT on the endowment effect. All subjects completed a range of questionnaires measuring personality and affective traits and levels of anxiety before self-administration: Positive and Negative Affect Schedule (PANAS) , State-Trait Anxiety Inventory (STAI) , Beck Depression Inventory (BDI), self-esteem scale (SES). Subjects were asked to decide whether to buy or sell their own or others' (their mothers'/ fathers'/ classmate'/ strangers') possessions at various prices. Indifference point and brain activation were inluded into analysis as dependent variables.
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44 participants in 2 patient groups, including a placebo group
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Data sourced from clinicaltrials.gov
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