Heap, Shaun Hargreaves; Levi, Eugenio; Ramalingam, Abhijit - 2021
identities can activate feelings of in-group love and out-group hate to create an in-group bias. In addition, group identities … may spawn social sanctions that are designed to reinforce this in-group bias. We find that the aggregate effect on giving …: those who exhibit an in-group bias and those who do not. With the latter, the introduction of group identities has no effect …