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Journal of Financial Economics Vol. 142 No. 2 2021

Do investors care about carbon risk?

Patrick Bolton1,2; Marcin Kacperczyk1,2

1 Centre for Economic Policy Research · 2 Imperial College London

open access

Abstract

We study whether carbon emissions affect the cross-section of US stock returns. We find that stocks of firms with higher total carbon dioxide emissions (and changes in emissions) earn higher returns, controlling for size, book-to-market, and other return predictors. We cannot explain this carbon premium through differences in unexpected profitability or other known risk factors. We also find that institutional investors implement exclusionary screening based on direct emission intensity (the ratio of total emissions to sales) in a few salient industries. Overall, our results are consistent with an interpretation that investors are already demanding compensation for their exposure to carbon emission risk.

DOI
10.1016/j.jfineco.2021.05.008
Volume
142
Issue
2
Pages
517-549
Language
en
Sources
bibtex:phds-export.bib openalex crossref

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