Study Assesses Cost of Climate Litigation on Shareholder Value

May 30, 2023

working paper from the London School of Economics and Political Science that looked at over 100 climate-related lawsuits between 2005 and 2021 found that the filing of a climate-based litigation claim or corresponding unfavorable court decision reduced the market capitalization of the defendant company by about 0.41%, on average.

Broken out by incident, the study found that the mere filing of a climate-related lawsuit could decrease a company’s market valuation by 0.35%, while an actual court decision finding liability on the company reduced the defendant company’s market capitalization by 0.99%.

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