Dr Sebastian Gehricke

Senior Lecturer
Deputy Director CEFGroup BCom(Otago), MBus(Otago)

Office OBS 5.11
Tel +64 3 479 5450
Email sebastian.gehricke@otago.ac.nz

Sebastian joined the Otago team full-time as a Lecturer in June 2018 and was promoted to Senior Lecturer in 2023.

Sebastian is Director of the Climate and Energy Finance Group (CEFGroup), leading several events for the benefit of industry, regulator, iwi and not for profit sectors. Beyond this the group leads New Zealand in Sustainable Finance related research and teaching.

Sebastian's research focuses on climate finance, sustainable investments, greenwashing, sustainability reporting and carbon markets. In 2023, he started leading the Effectiveness Evaluation of the Aotearoa New Zealand Climare-related Disclosure funded by the External Reporting Board. In 2021 Sebastian developed the first sustainable investments course in New Zealand, FINC320: Sustainable Investing and in 2024 launched the Minor in Sustainable Finance. In 2025, Sebastian is bringing back the Master’s course FINC420: Climate and Energy Finance.

Sebastian also holds several positions helping transition the New Zealand financial system toward sustainability, such as being a member of the Institute of Finance professionals New Zealand (INFINZ) advocacy committee and a member of the Independant Technical Advisory Group (ITAG) for the development of the New Zealand Sustainable Finance Taxonomy. He consistently volunteers his time as a Director of a local charity and provides advice to community members seeking to start businesses.

Teaching

Current

FINC 320 Sustainable Investing
FINC 420 Climate and Energy Finance

Past

BSNS 114 Financial Decision Making
FINC 102 Business Mathematics
FINC 204 Personal Finance
FINC 206 Corporate Finance
FINC 306 Derivatives
FINC 405 Mathematical Finance

Research interests

Dr Gehricke is researching in Sustainable Finance and Reporting, Greenwashing, Carbon and Energy markets.

Significant roles

Director of the Climate and Energy Finance Group (CEFGroup)
Director, Methodist Mission Southern
Lead, Assembly of Investment Chairs
Chair, Business and Engagement Committee
Member, INFINZ advocacy group
Member, Steering Group for the development of the New Zealand stewardship code
Member, Steering Group of the Otago Energy Research Council

In the media

Sustainable Accountability, He Kitenga
Environmental Finance, Radio NZ
Op-ed on Climate Change Comission report, Sunday Star times and Stuff
Op-ed on Investing in the Future, Otago Daily Times magazine
Quote on Investor engagement, Green Business, Stuff
Quote on Sustainable housing, Climate news, Stuff

Supervision

Current

Budianto Budianto, “Environmental Policy and Sustainability Reporting”, 2024
Andre Poyser, “Indigenous Investing”, PhD in Finance started Nov 2021

Completed

Ling Liao, “Climate risks in asset prices”, PhD in Finance, May 2021–2024
Prasad Nagasubramanian, “New Zealand University Employee Sustainable Investment Preferences & Literacy”, Master of Sustainable Business, 2023-2024
Isobella Sigley, “Innovative Financial Instruments for Biodiversity: a New Zealand Perspective”, Master of Finance, 2022–2023
Ben Wilkinson, “The Effect of ESG ETF Divestments”, Master of Finance, 2022–2023
Lachie Mclean. “In Holdings We Trust: Uncovering the ESG Fund Lemons”, Master of Finance (MFinc), Dec 2021–Feb 2022
Wei Guo, "SPX and SPY Options", PhD in Finance, Apr 2018–Jun 2021
Joe Euphrat, "Impact investing: best practice, challenges and risks in New Zealand", MSusBus, Oct 2020–Feb 2021
Samuel Kirk-Reeve, “Air Pollution and the Cross-Section of Stock Returns in China”, Dec 2020–Feb 2021
Josh Morrison, "Financing the ASEAN green energy transition", Summer scholarship and MFinc, Dec 2019–Feb 2021
Kate Scott, "ESG investment performance and attention in Australia", MFinc, Dec 2020–Feb 2021
Tom Weatherall, "ESG investment performance and attention in the U.S.", MFinc, Dec 2020–Feb 2021
Tom Lindsay, "Implied volatility of China gold options and COVID", MFinc, Dec 2020–Feb 2021
James Stanners, "The Financial Contagion of the COVID-19 Crisis", MFinc, Dec 2020–Feb 2021
Ling Liao, The New Zealand Emissions Trading Scheme, Master of Commerce, Feb 2019–Feb 2020
Connor Stuart, FXA options, MFinc, Dec 2019–Feb 2020
Jansson Ford, ESG investment performance, MFinc, Dec 2019–Feb 2020
Tian Yue, SSE 50 ETF Options, PhD in Finance, April 2016–Dec 2019
Jianhui Li, How do US option traders smirk on China: evidence from FXI options market, Master of Business, Feb 2017–Sep 2018

Publications

Gehricke, S., Leippold, M., Schimasnki, T., & Delgado Fajardo, C. (2025, November). To disclose, or not to disclose: Evaluating the effectiveness of mandatory climate-related disclosure. Verbal presentation at the 6th Climate & Energy Finance Group (CEFGroup) Sustainable Finance and Accounting Symposium, Queenstown, New Zealand. Conference Contribution - Verbal presentation and other Conference outputs

Budianto, B., Gehricke, S., Ranasinghe, D., & Suleman, T. (2025, November). The association between environmental policy stringency and environmental disclosure: Evidence from OECD countries. Verbal presentation at the 6th Climate & Energy Finance Group (CEFGroup) Sustainable Finance and Accounting Symposium, Queenstown, New Zealand. Conference Contribution - Verbal presentation and other Conference outputs

Walton, S., Gehricke, S., & Hazelhurst, T. (2024). Enhancing climate decision making: Insights from early adopters of climate risk disclosure. Policy Quarterly, 20(4), 103-111. doi: 10.26686/pq.v20i4.9632 Journal - Research Article

Gehricke, S. A., Ruan, X., & Zhang, J. E. (2024). Doing well while doing good: ESG ratings and corporate bond returns. Applied Economics, 56(16), 1916-1934. doi: 10.1080/00036846.2023.2178624 Journal - Research Article

Poyser, A., Gehricke, S., & Ruckstuhl, K. (2023, December). It's the environment, stupid: Motivations, preferences and sustainable investment perspectives of indigenous asset owners. Verbal presentation at the Australasian Centre for Social and Environmental Accounting Research (A-CSEAR) Conference: Accounting for Flows, Brisbane, Australia. Conference Contribution - Verbal presentation and other Conference outputs

2025

Conference Contribution - Verbal presentation and other Conference outputs

2024

Journal - Research Article

Gehricke, S. A., Ruan, X., & Zhang, J. E. (2024). Doing well while doing good: ESG ratings and corporate bond returns. Applied Economics, 56(16), 1916-1934. doi: 10.1080/00036846.2023.2178624

2023

Journal - Research Article

Yue, T., Ruan, X., Gehricke, S., & Zhang, J. E. (2023). The volatility index and volatility risk premium in China. Quarterly Review of Economics & Finance, 91, 40-55. doi: 10.1016/j.qref.2023.07.004

Liao, L., Diaz-Rainey, I., Kuruppuarachchi, D., & Gehricke, S. (2023). The role of fundamentals and policy in New Zealand's carbon prices. Energy Economics, 124, 106737. doi: 10.1016/j.eneco.2023.106737

Guo, W., Ruan, X., Gehricke, S. A., & Zhang, J. E. (2023). Term spreads of implied volatility smirk and variance risk premium. Journal of Futures Markets, 43, 829-857. doi: 10.1002/fut.22409

Conference Contribution - Published proceedings: Full paper

Gehricke, S. A., Aschakulporn, P., Suleman, T., & Wilkinson, B. (2023). The effect of divestment from ESG exchange traded funds. Proceedings of the 12th Annual New Zealand Finance Meeting (NZFM). Auckland, New Zealand: Auckland Centre for Financial Research. Retrieved from https://acfr.aut.ac.nz

Gehricke, S. A., Aschakulporn, P., Suleman, T., & Wilkinson, B. (2023). The effect of divestment from ESG Exchange Traded Funds. Proceedings of the 6th Annual Global Research Alliance for Sustainable Finance and Investment (GRASFI) Conference. Retrieved from https://sustainablefinancealliance.org/

Conference Contribution - Verbal presentation and other Conference outputs

Poyser, A., Gehricke, S., & Ruckstuhl, K. (2023, November-December). It's the environment, stupid: Motivations, preferences and sustainable investment perspectives of Indigenous asset owners. Verbal presentation at the 4th Climate and Energy Finance Group (CEFGroup) Sustainable Finance and Accounting Symposium, Dunedin, New Zealand.

Gehricke, S., Aschakulporn, P., Suleman, T., & Wilkinson, B. (2023, November-December). The effect of divestment from ESG exchange traded funds. Verbal presentation at the 4th Climate and Energy Finance Group (CEFGroup) Sustainable Finance and Accounting Symposium, Dunedin, New Zealand.

Tulloch, D., Gehricke, S., Shaw, C., & Hoffmann, L. (2023, June). Mitigation. Panel discussion at the Science-based Policy School for Climate Change, [Hybrid].

Gehricke, S. (2023, February). In holdings we trust: Uncovering the ESG fund lemons. Verbal presentation at the New Zealand Finance Colloquium, Wellington, New Zealand.

Commissioned Report for External Body

Gehricke, S., Poyser, A., & Walton, S. (2023). A market survey to ascertain offsetting demand. Commissioned by Forestry Ministerial Advisory Group. Dunedin, New Zealand: Climate Energy and Finance Group, University of Otago. 35p.

2022

Journal - Research Article

Ford, J. M., Gehricke, S. A., & Zhang, J. E. (2022). Option traders are concerned about climate risks: ESG ratings and short-term sentiment. Journal of Behavioral & Experimental Finance, 35, 100687. doi: 10.1016/j.jbef.2022.100687

Dordi, T., Gehricke, S. A., Naef, A., & Weber, O. (2022). Ten financial actors can accelerate a transition away from fossil fuels. Environmental Innovation & Societal Transitions, 44, 60-78. doi: 10.1016/j.eist.2022.05.006

Li, J., Ruan, X., Gehricke, S. A., & Zhang, J. E. (2022). The COVID-19 risk in the Chinese option market. International Review of Finance, 22, 346-355. doi: 10.1111/irfi.12365

Conference Contribution - Published proceedings: Full paper

McLean, L., Diaz-Rainey, I., Gehricke, S. A., & Zhang, R. (2022). In holdings we trust: Uncovering the ESG fund lemons. Proceedings of the 11th Annual New Zealand Finance Meeting (NZFM). Auckland, New Zealand: Auckland Centre for Financial Research. Retrieved from https://acfr.aut.ac.nz

Conference Contribution - Published proceedings: Abstract

Dordi, T., Gehricke, S., Naef, A., & Weber, O. (2022). Ten financial actors can accelerate a transition away from fossil fuels. Proceedings of the 82nd Annual Meeting of the Academy of Management (AoM). Retrieved from https://2022.aom.org

Conference Contribution - Verbal presentation and other Conference outputs

Liao, L., Diaz-Rainey, I., Kuruppuarachchi, D., & Gehricke, S. (2022, November). Carbon premium in Australian equity market. Verbal presentation at the 3rd Climate and Energy Finance Group (CEFGroup) Climate Finance Symposium, Dunedin, New Zealand.

2021

Journal - Research Article

Kirk-Reeve, S., Gehricke, S. A., Ruan, X., & Zhang, J. E. (2021). National air pollution and the cross-section of stock returns in China. Journal of Behavioral & Experimental Finance, 32, 100572. doi: 10.1016/j.jbef.2021.100572

Yue, T., Gehricke, S., Zhang, J. E., & Pan, Z. (2021). The implied volatility smirk in the Chinese equity options market. Pacific-Basin Finance Journal, 69, 101624. doi: 10.1016/j.pacfin.2021.101624

Diaz-Rainey, I., Gehricke, S. A., Roberts, H., & Zhang, R. (2021). Trump vs. Paris: The impact of climate policy on U.S. listed oil and gas firm returns and volatility. International Review of Financial Analysis, 76, 101746. doi: 10.1016/j.irfa.2021.101746

Gehricke, S. A., & Zhang, J. E. (2021). Tracking performance of VIX futures ETPs. Journal of Empirical Finance, 61, 103-117. doi: 10.1016/j.jempfin.2021.01.002

Stuart, C. J. A., Gehricke, S. A., Zhang, J. E., & Ruan, X. (2021). Implied volatility smirk in the Australian dollar market. Accounting & Finance, 61, 4573-4599. doi: 10.1111/acfi.12741

Guo, W., Gehricke, S. A., Ruan, X., & Zhang, J. E. (2021). The implied volatility smirk in SPY options. Applied Economics, 53(23), 2671-2692. doi: 10.1080/00036846.2020.1866159

Conference Contribution - Verbal presentation and other Conference outputs

Dordi, T., Gehricke, S., Naef, A., & Weber, O. (2021, November-December). Ten financial actors can accelerate a transition away from fossil fuels. Verbal presentation at the 2nd Climate and Energy Finance Group (CEFGroup) Climate Finance Symposium, Dunedin, New Zealand.

2020

Journal - Research Article

Gehricke, S. A., & Zhang, J. E. (2020). Modeling VXX under jump diffusion with stochastic long‐term mean. Journal of Futures Markets, 40(10), 1508-1534. doi: 10.1002/fut.22145

Gehricke, S. A., & Zhang, J. E. (2020). The implied volatility smirk in the VXX options market. Applied Economics, 52(8), 769-788. doi: 10.1080/00036846.2019.1646402

Conference Contribution - Published proceedings: Full paper

Guo, W., Gehricke, S., Ruan, X., & Zhang, J. (2020). The implied volatility smirk in SPY options. Accounting & Finance Association of Australia and New Zealand (AFAANZ) Conference. Retrieved from http://www.afaanzconference.com

Ford, J. M., Gehricke, S. A., & Zhang, J. E. (2020). Option traders are concerned about climate risks: ESG ratings and sentiment. Proceedings of the Accounting & Finance Association of Australia and New Zealand (AFAANZ) Conference. Retrieved from http://www.afaanzconference.com

Conference Contribution - Published proceedings: Abstract

Liao, L., Diaz-Rainey, I., Gehricke, S., & Kuruppuarachchi, D. (2020). The role of fundamentals and policy in New Zealand's carbon prices. Proceedings of the 14th Annual Otago Energy Research Centre (OERC) Symposium: New Energy Futures post COVID-19. Retrieved from https://www.otago.ac.nz/oerc

Conference Contribution - Verbal presentation and other Conference outputs

Ford, J. M., Gehricke, S. A., & Zhang, J. (2020, December). Option traders are concerned about climate risks: ESG ratings and sentiment. Verbal presentation at the 1st Climate and Energy Finance Group (CEFGroup) Climate Finance Symposium, [Hybrid].

Liao, L., Diaz-Rainey, I., Gehricke, S., & Kuruppuarachchi, D. (2020, December). The role of fundamentals and policy in New Zealand's carbon prices. Verbal presentation at the 1st Climate and Energy Finance Group (CEFGroup) Climate Finance Symposium, [Hybrid].

Other Research Output

Gehricke, S. (2020, October). International comparison of the efficiency of electricity futures. International Association for Energy Economics (IAEE) webinar. Retrieved from https://www.iaee.org/eblast/webinar_gehricke.html

2019

Journal - Research Article

Li, J., Gehricke, S. A., & Zhang, J. E. (2019). How do US options traders “smirk” on China? Evidence from FXI options. Journal of Futures Markets, 39, 1450-1470. doi: 10.1002/fut.22005

Conference Contribution - Published proceedings: Full paper

Yue, T., Gehricke, S., Zhang, J. E., & Pan, Z. (2019). How do Chinese option-traders 'smirk' on China: Evidence from SSE 50 ETF options. Proceedings of the Annual Derivative Markets Conference. Auckland, New Zealand: Auckland Centre for Financial Research. Retrieved from https://acfr.aut.ac.nz/

Conference Contribution - Published proceedings: Abstract

Diaz-Rainey, I., Gehricke, S., Roberts, H., & Zhang, R. (2019). Trump vs. Paris: The impact of climate policy and climate risk on US listed oil and gas firm valuation. Proceedings of the 13th Otago Energy Research Centre (OERC) and Otago Climate Change Network (OCCNET) Energy & Climate Change Symposium. (pp. 11). Retrieved from https://www.otago.ac.nz/oerc

Conference Contribution - Verbal presentation and other Conference outputs

Gehricke, S. (2019, February). How do US option traders 'smirk' on China: Evidence from FXI options. Verbal presentation at the 23rd New Zealand Finance Colloquium, Lincoln, New Zealand.

2018

Journal - Research Article

Gehricke, S. A., & Zhang, J. E. (2018). Modeling VXX. Journal of Futures Markets, 38(8), 958-976. doi: 10.1002/fut.21913

Conference Contribution - Published proceedings: Full paper

Gehricke, S. A., & Zhang, J. E. (2018). The implied volatility smirk in the VXX options market. Proceedings of the Annual Derivative Markets Conference. Auckland, New Zealand: Auckland Centre for Financial Research. Retrieved from https://acfr.aut.ac.nz/

Gehricke, S. A., & Zhang, J. E. (2018). Modeling VXX under jump diffusion with stochastic long-term mean. Proceedings of the 8th Annual New Zealand Finance Meeting (NZFM). Auckland, New Zealand: Auckland Centre for Financial Research. Retrieved from https://acfr.aut.ac.nz

Gehricke, S. A., & Zhang, J. E. (2018). The implied volatility smirk in the VXX options market. Proceedings of the 8th Annual New Zealand Finance Meeting (NZFM). Auckland, New Zealand: Auckland Centre for Financial Research. Retrieved from https://acfr.aut.ac.nz

Li, J., Gehricke, S., & Zhang, J. E. (2018). How do US option traders "smirk" on China: Evidence from FXI options market. Proceedings of the 8th Annual New Zealand Finance Meeting (NZFM). Auckland, New Zealand: Auckland Centre for Financial Research. Retrieved from https://acfr.aut.ac.nz

Awarded Doctoral Degree

Gehricke, S. A. (2018). VIX futures ETNs and their derivatives (PhD). University of Otago, Dunedin, New Zealand. Retrieved from http://hdl.handle.net/10523/8446

2016

Conference Contribution - Published proceedings: Full paper

Gehricke, S. A., & Zhang, J. E. (2016). Modeling VXX. Proceedings of the New Zealand Finance Colloquium. Retrieved from http://www.nzfc.ac.nz/archives/2016/schedule/

Teaching

Current

Past

Research interests

Significant roles

In the media

Supervision

Current

Completed

Publications

2025

Conference Contribution - Verbal presentation and other Conference outputs

2024

Journal - Research Article

2023

Journal - Research Article

Conference Contribution - Published proceedings: Full paper

Conference Contribution - Verbal presentation and other Conference outputs

Commissioned Report for External Body

2022

Journal - Research Article

Conference Contribution - Published proceedings: Full paper

Conference Contribution - Published proceedings: Abstract

Conference Contribution - Verbal presentation and other Conference outputs

2021

Journal - Research Article

Conference Contribution - Verbal presentation and other Conference outputs

2020

Journal - Research Article

Conference Contribution - Published proceedings: Full paper

Conference Contribution - Published proceedings: Abstract

Conference Contribution - Verbal presentation and other Conference outputs

Other Research Output

2019

Journal - Research Article

Conference Contribution - Published proceedings: Full paper

Conference Contribution - Published proceedings: Abstract

Conference Contribution - Verbal presentation and other Conference outputs

2018

Journal - Research Article

Conference Contribution - Published proceedings: Full paper

Awarded Doctoral Degree

2016

Conference Contribution - Published proceedings: Full paper

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