Published Quarterly Journal of Economics Online 21 Jan 2026 Published Apr 2026How Do You Identify a Good Manager?Ben Weidmann · Joseph Vecci · Farah Said · Sonia Bhalotra · Achyuta Adhvaryu · Anant Nyshadham · Jorge Tamayo · David DemingThis paper develops a novel experimental method to identify the causal contribution of managers to team performance, and uses it to evaluate which characteristics predict managerial effectiveness and …