{"doi":"10.31219/osf.io/ujyec_v3","title":"WITHDRAWN","abstract":"How do partisan bias and scientific credibility jointly shape the use of evidence in regulatory policymaking?I investigate this question using a novel dataset of 16,783 peer-reviewed studies evaluated by the Environmental Protection Agency (EPA) for the Integrated Science Assessments (ISAs), which inform the National Ambient Air Quality Standards (NAAQS).I find that Democratic administrations are 15.4% more likely to cite pro-regulatory studies, while Republican administrations are 17.5% less likely to do so.These e!ects correspond to a two-standard-deviation change in study quality measures.Yet partisan bias is moderated by evidentiary quality: high-quality studies are cited consistently across administrations, while lower-quality studies are less penalized when aligned with an administration's policy agenda.Evidence on participant selection in the ISA process suggests a plausible mechanism underlying this pattern.Together, the findings suggest that while science retains epistemic authority, its application is shaped by political context within the administrative state.","journal":null,"year":2025,"id":567942,"datarank":0.0,"base_score":0.0,"endowment":0.0,"self_citation_contribution":0.0,"citation_network_contribution":0.0,"self_endowment_contribution":0.0,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":0,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.958,"is_data_producer":false,"deposit_databanks":null,"is_oa":true,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2025-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[],"reference_count":30,"raw_metadata":null,"created_at":"2026-07-19T02:56:48.183032Z","pmid":null,"pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}