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Social class is assumed to be associated with many different individual outcomes and behaviours. This Registered Report aimed to replicate 35 key hypotheses from 17 correlational and 5 experimental studies using quota-based or probability samples.

In a long-term study of German youth, first-generation students who attended university became slightly more risk-averse. However, traits like conscientiousness, agreeableness, and openness developed similarly to peers from similar backgrounds who didn’t pursue higher education.