Equity Associate applicants have rated the interview process at AllianceBernstein with 3 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 100% positive. To compare, the company-average is 53.8% positive. This is according to Glassdoor user ratings.
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The interview was a mix of behavioral questions (tell me about yourself, why interested in this job) as well as cases very similar to consulting cases but with a focus on economics.