Identification of Peer Effects with Miss-specified Peer Groups: Missing Data and Group Uncertainty
同伴群体误设下同伴效应的识别:数据缺失与群体不确定性
We consider identification of peer effects under peer group miss-specification. Two leading cases are missing data and peer group uncertainty. Missing data can take the form of some individuals being entirely absent from the data. The researcher need not have any information on missing individuals and need not even know that they are missing. We show that peer effects are nevertheless identifiable under mild restrictions on the probabilities of observing individuals, and…