The Supreme Court's casual statement in Baltimore Gas and Electric Co. v. NRDC, 462 U.S. 87 (1983) that reviewing courts should be "most deferential" to agency predictions "on the frontiers of science" has spawned a liner of cases in the lower courts that rubber stamp agency decisions with what...

Anecdotal evidence often points to aging as a cause for reduced work performance. This paper provides empirical evidence on this issue in a context where performance is measurable and there is variation in mandatory retirement policies: U.S. state supreme courts. We find that introducing...