Too hot to work: Somanathan, Somanathan, Sudarshan & Tewari (2021), The Impact of Temperature on Productivity and Labor Supply

Interactive explainer Somanathan, E., Rohini Somanathan, Anant Sudarshan, and Meenu Tewari (2021). Journal of Political Economy, 129(6): 1797–1827
Worker-level data from Indian factories and a national panel of plants: hot days lower output and raise absenteeism, climate control mitigates it, and annual plant output falls with temperature.