The rich get richer? Children’s reasoning about socioeconomic status predicts inclusion and resource bias.

Children's socioeconomic status (SES) is linked to disparate access to resources and affects social behaviors such as inclusion and resource allocations. Yet it is unclear whether children's essentialized view of SES (i.e., believing SES is immutable) or subjective social status (SSS) influences behavioral biases toward high- versus low-SES peers. We measured 4- to 9-year-old children's SES essentialism and SSS to test whether these predict inclusion and resource allocations to high- versus low-SES peers (