Analyzing Climate Change Exposure and CEO Turnover: Evidence from U.S. Firms
Abstract
1. Introduction
2. Materials and Methods
3. Results
4. Discussion
5. Conclusions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
Appendix A
Variable | Definition | Data Source |
---|---|---|
Climate change exposure | Relative frequency of climate change discussion in the transcripts of firms’ earnings calls | Sautner et al. (2023b) |
Climate change positive sentiment | Relative frequency of climate change discussion next to positive words in earnings call transcripts | Sautner et al. (2023b) |
Climate change negative sentiment | Relative frequency of climate change discussion next to negative words in earnings call transcripts | Sautner et al. (2023b) |
Fiscal year of CEO turnover | Dummy variable with 1 when CEO departs from the position in the fiscal year | Chulkov and Barron (2024) |
Fiscal year of CEO turnover due to resignation | Dummy variable with 1 when CEO departs from the position due to a resignation in the fiscal year | Chulkov and Barron (2024) |
Fiscal year of CEO turnover due to firing | Dummy variable with 1 when CEO departs from the position due to a firing in the fiscal year | Chulkov and Barron (2024) |
Fiscal year of CEO turnover due to retirement | Dummy variable with 1 when CEO departs from the position due to a retirement in the fiscal year | Chulkov and Barron (2024) |
Fiscal year of CEO turnover due to illness | Dummy variable with 1 when CEO departs from the position due to illness or death in the fiscal year | Chulkov and Barron (2024) |
Fiscal year of CEO turnover due to change of duty | Dummy variable with 1 when CEO departs from the position but stays with the firm | Chulkov and Barron (2024) |
Fiscal year of CEO turnover due to insider replacement | Dummy variable with 1 if the outgoing CEO departs and the incoming CEO was employed at the firm for at least one fiscal year | ExecuComp, author calculations |
Fiscal year of CEO turnover due to outsider replacement | Dummy variable with 1 if the outgoing CEO departs and the incoming CEO was not employed at the firm for at least one fiscal year | ExecuComp, author calculations |
CEO tenure | Natural logarithm of the number of years a CEO stays in position | ExecuComp |
Female CEO | Dummy variable with 1 if the CEO is female | ExecuComp |
Market-to-book value ratio | Ratio of firms’ market value to book value of assets | CompuStat |
Firm size | Natural logarithm of firms’ total assets | CompuStat |
Leverage | Natural logarithm of the ratio of debt to equity | CompuStat |
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Variable | Mean | Median | Standard Deviation | Min | Max |
---|---|---|---|---|---|
Climate change exposure measure | 0.0009 | 0.0003 | 0.002 | 0 | 0.043 |
Climate change positive sentiment | 0.0004 | 0.0001 | 0.001 | 0 | 0.022 |
Climate change negative sentiment | −0.0002 | 0 | 0.0005 | −0.013 | 0 |
Fiscal year of CEO turnover | 0.087 | 0 | 0.282 | 0 | 1 |
Fiscal year of CEO turnover in resignation | 0.022 | 0 | 0.147 | 0 | 1 |
Fiscal year of CEO turnover in firing | 0.007 | 0 | 0.086 | 0 | 1 |
Fiscal year of CEO turnover in retirement | 0.044 | 0 | 0.204 | 0 | 1 |
Fiscal year of CEO turnover due to illness | 0.002 | 0 | 0.048 | 0 | 1 |
Fiscal year of CEO turnover in change of duty | 0.012 | 0 | 0.107 | 0 | 1 |
Fiscal year of CEO turnover insider replacement | 0.052 | 0 | 0.223 | 0 | 1 |
Fiscal year of CEO turnover outsider replacement | 0.035 | 0 | 0.184 | 0 | 1 |
CEO tenure | 2.008 | 2.079 | 0.709 | 0 | 3.367 |
Female CEO | 0.035 | 0 | 0.185 | 0 | 1 |
Market to book value | 1.345 | 0.931 | 1.471 | 0 | 27.457 |
Firm size | 8.07 | 7.96 | 1.758 | 1.383 | 15.186 |
Leverage | 0.014 | 0.007 | 0.675 | −75.576 | 53.042 |
Climate Change Exposure Model (1) | Positive Sentiment Model (2) | Negative Sentiment Model (3) | |
---|---|---|---|
Fiscal Year After CEO Turnover | −0.000128 ** (0.0000404) | −0.0000516 * (0.0000218) | 0.0000285 ** (0.00000919) |
Fiscal Year Before CEO Turnover | −0.0000403 (0.0000396) | −0.0000284 (0.0000213) | 0.00000543 (0.00000899) |
CEO Tenure | 0.000000323 (0.0000173) | 0.00000126 (0.00000936) | −0.000000358 (0.00000394) |
Female CEO | 0.000171 ** (0.0000596) | 0.0000918 ** (0.0000321) | 0.0000118 (0.0000135) |
Market-to-Book Value Ratio | −0.0000350 ** (0.00000767) | −0.0000136 ** (0.00000414) | 0.0000124 ** (0.00000174) |
Firm Size | 0.0000283 ** (0.00000746) | 0.0000140 ** (0.00000402) | −0.00000432 * (0.00000170) |
Leverage | −0.0000329 * (0.0000163) | −0.00000433 (0.00000878) | 0.00000422 (0.00000370) |
Industry Controls | Included | Included | Included |
Year Controls | Included | Included | Included |
R2 | 0.456 | 0.254 | 0.333 |
Observations | 24,989 | 24,989 | 24,989 |
Climate Change Exposure Model (4) | Climate Change Exposure Model (5) | |
---|---|---|
Fiscal Year After CEO Turnover | −0.000128 ** (0.0000404) | |
Fiscal Year Before CEO Turnover | −0.0000403 (0.0000396) | |
Fiscal Year After CEO Turnover Due to Resignation | −0.000227 ** (0.0000805) | |
Fiscal Year After CEO Turnover Due to Firing | −0.000287 * (0.000145) | |
Fiscal Year After CEO Turnover Due to Retirement | −0.0000843 (0.0000584) | |
Fiscal Year After CEO Turnover Due to Change of Duties | −0.0000245 (0.000106) | |
Fiscal Year After CEO Turnover Due to Illness | −0.0000548 (0.000251) | |
Fiscal Year Before CEO Turnover Due to Resignation | −0.000105 (0.0000805) | |
Fiscal Year Before CEO Turnover Due to Firing | −0.000206 (0.000133) | |
Fiscal Year Before CEO Turnover Due to Retirement | 0.0000576 (0.0000586) | |
Fiscal Year Before CEO Turnover Due to Change of Duties | −0.0000106 (0.000108) | |
Fiscal Year Before CEO Turnover Due to Illness | −0.000305 (0.000245) | |
CEO Tenure | 0.000000323 (0.0000173) | 0.00000356 (0.0000208) |
Female CEO | 0.000171 ** (0.0000596) | 0.000158 * (0.0000666) |
Market-to-Book Value Ratio | −0.0000350 ** (0.00000767) | −0.0000422 ** (0.00000888) |
Firm Size | 0.0000283 ** (0.00000746) | 0.0000232 ** (0.00000831) |
Leverage | −0.0000329 * (0.0000163) | −0.0000322 (0.0000166) |
Industry Controls | Included | Included |
Year Controls | Included | Included |
R2 | 0.456 | 0.461 |
Observations | 24,989 | 21,118 |
Climate Change Exposure Model (6) | Climate Change Exposure Model (7) | |
---|---|---|
Fiscal Year After CEO Turnover | −0.000128 ** (0.0000404) | |
Fiscal Year Before CEO Turnover | −0.0000403 (0.0000396) | |
Fiscal Year After CEO Turnover, Outsider Replacement | −0.000191 ** (0.0000708) | |
Fiscal Year After CEO Turnover, Insider Replacement | −0.0000913 (0.0000525) | |
Fiscal Year Before CEO Turnover, Outsider Replacement | −0.0000927 (0.0000634) | |
Fiscal Year Before CEO Turnover, Insider Replacement | 0.0000184 (0.0000539) | |
CEO Tenure | 0.000000323 (0.0000173) | 0.00000177 (0.0000218) |
Female CEO | 0.000171 ** (0.0000596) | 0.000158 * (0.0000666) |
Market-to-Book Value Ratio | −0.0000350 ** (0.00000767) | −0.0000419 ** (0.00000889) |
Firm Size | 0.0000283 ** (0.00000746) | 0.0000236 ** (0.00000830) |
Leverage | −0.0000329 * (0.0000163) | −0.0000322 (0.0000166) |
Industry Controls | Included | Included |
Year Controls | Included | Included |
R2 | 0.456 | 0.460 |
Observations | 24,989 | 21,118 |
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Chulkov, D. Analyzing Climate Change Exposure and CEO Turnover: Evidence from U.S. Firms. Int. J. Financial Stud. 2025, 13, 117. https://doi.org/10.3390/ijfs13030117
Chulkov D. Analyzing Climate Change Exposure and CEO Turnover: Evidence from U.S. Firms. International Journal of Financial Studies. 2025; 13(3):117. https://doi.org/10.3390/ijfs13030117
Chicago/Turabian StyleChulkov, Dmitriy. 2025. "Analyzing Climate Change Exposure and CEO Turnover: Evidence from U.S. Firms" International Journal of Financial Studies 13, no. 3: 117. https://doi.org/10.3390/ijfs13030117
APA StyleChulkov, D. (2025). Analyzing Climate Change Exposure and CEO Turnover: Evidence from U.S. Firms. International Journal of Financial Studies, 13(3), 117. https://doi.org/10.3390/ijfs13030117