In an experiment involving a standard trust game and a costless signaling game, it is demonstrated that economically relevant norm-based behaviors (trust, reciprocity and truth-telling) vary with social identity. The experimental procedure induced two classes of trivial social identities: one...

The impact of culture on non-kin cooperation has been singled out as critical for economic activity. However, causal evidence of culture's influence on cooperation remains scant. In this paper we provide such evidence, focusing on two key components of culture: preferences and beliefs. Adopting...