ESG

Employee Satisfaction and Long-Run Stock Returns, 1984–2020 (2022)
Hamid Boustanifar, Young Dae Kang
Financial Analysts Journal 78(3), URL/SSRN

A common sales-pitch of ESG strategies is the idea that those strategies not only do good for the planet and other stakeholders, but also generate higher returns. I am generally skeptic about this, but there are studies showing that certain ESG variables historically indeed predicted higher returns. A prominent example for this is the paper on employee satisfaction by Alex Edmans (2011). This week’s AGNOSTIC Paper is an out-of-sample test of this study with somewhat more thorough testing.

• “Best Companies” outperformed several benchmarks
• “Best Companies” outperformed during crises and out-of-sample
• Quality and Low-Risk factors explain some of the premium on “Best Companies”

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ESG Rating Disagreement and Stock Returns (2021)
Rajna Gibson Brandon, Philipp Krueger, Peter Steffen Schmidt
Financial Analysts Journal 77(4), 104-127, URL/SSRN

This week’s AGNOSTIC Paper is about a quite controversial topic: Environmental, Social, and Governance a.k.a. ESG. ESG refers to the idea that investors should consider those dimensions in their decisions and thereby contribute to a more sustainable economy. But as this week’s paper shows, there is little agreement on what ESG actually is…

• ESG ratings disagree: the average correlation is just 0.45
• There is less ESG disagreement for larger, more profitable firms with credit ratings
• Investors demanded a risk premium for ESG uncertainty

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