2025 Uncertainty Causal effects of uncertainty: evidence from military base realignment and closures Jeffrey A Levy, Gabriel Mathy, and Xuguang Simon Sheng Manuscript under review, 2025 PDF 2022 Uncertainty State-level economic policy uncertainty Scott R Baker, Steven J Davis, and Jeffrey A Levy Journal of Monetary Economics. Download the up-to-date State-level EPU data here , 2022 DOI PDF