Quantifying COVID-19's silver lining: Avoided deaths from air quality improvements in Bogotá.

J Environ Econ Manage · 2023 · PMC9595329 · PMID 36313389

Europe PMC DOI

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highly significantno p-value reported

Hence, the highly significant, large negative estimated monthly treatment effects for PM 2.5 and NO 2 in March, April, and May 2020 and April and May of 2021 are likely due to the fact that air quality in March and April is typically relatively poor and lockdown restrictions in March and April of 2020 were relatively stringent.

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