How Pre-trained Language Models Capture Factual Knowledge? A Causal-Inspired Analysis Shaobo Li author Xiaoguang Li author Lifeng Shang author Zhenhua Dong author Chengjie Sun author Bingquan Liu author Zhenzhou Ji author Xin Jiang author Qun Liu author 2022-05 text Findings of the Association for Computational Linguistics: ACL 2022 Smaranda Muresan editor Preslav Nakov editor Aline Villavicencio editor Association for Computational Linguistics Dublin, Ireland conference publication li-etal-2022-pre 10.18653/v1/2022.findings-acl.136 https://aclanthology.org/2022.findings-acl.136/ 2022-05 1720 1732