Pre-print, Working paper: Concepts and results from the psychological research on identity may providebetterunder- standing of the formation and dynamics of economic preferences.In this perspective,weproposea French translation ofthe Aspectof Identity (AIQ-IV) psychometric questionnaire, which measures the orientation of subjective identity along personal, relational, public, and collective dimensions (Cheek and Briggs 1982; Cheekand Briggs 2013). The psychometric validation study checks the internal consistency,as well as the four-dimensional factorial structure, of the questionnaire in a representative sample of French young adults (N=1,118). Exploratory and confirmatory factor analyses of item responses reveala four-factor structure that corresponds to the personal, relational, public, and collective aspects of identity. Individual responses are found to be stable overtime. In addition,whilebeingcorrelatedwithsimilar psychological constructs (Self-esteem, Social Self- esteem, Self-consciousness), dimensions of the AIQ also predicts risk, time, and social preferences as measured by Likert scales and hypothetica lchoices.