Oliver Ruhnau
Research focuses
Energy Market Design, Energy Economics, Energy Transition
Contact information
Jun. Prof. Dr. Oliver Ruhnau
Department of Economics
Phone: +49 221 65085371
Email: oliver.ruhnau(at)uni-koeln(dot)de
WWW: Department of Economics
Personal Website: Jun.-Prof. Dr. Oliver Ruhnau
Curriculum vitae
- Since 07/2023: Assistant Professor of Energy Market Design at the University of Cologne
- Since 07/2023: Research Scientist at the Institute of Energy Economics (EWI) at the University of Cologne
- 2022-2023: Postdoctoral Researcher at the Hertie School, Berlin
- 2019-2021: Research Associate and Doctoral Candidate at the Hertie School, Berlin
- 2017-2019: Data Scientist at Digital Energy Solutions by BMW and Viessmann
- 2011-2017: Bachelor and Master of Science in Engineering and Economics at the RWTH Aachen University
Selected publications
- Hirth, L., Khanna, T., Ruhnau, O., 2024. How aggregate electricity demand responds to hourly wholesale price fluctuations. Energy Economics.
- Ruhnau, O., Eicke, A., Sgarlato, R., Tröndle, T., Hirth, L., 2024. Cost-potential curves of onshore wind energy: the role of disamenity costs. Environmental and Resource Economics.
- Ruhnau, O., Stiewe, C., Muessel, J., Hirth, L., 2023. Natural gas savings in Germany during the 2022 energy crisis. Nature Energy.
- Ruhnau, O., Schiele, J., 2023. Flexible green hydrogen: The effect of relaxing simultaneity requirements on project design, economics, and power sector emissions. Energy Policy.
- Muessel, J., Ruhnau, O., Madlener, R., 2023. Accurate and scalable representation of electric vehicles in energy system models: A virtual storage-based aggregation approach. iScience.
- Ruhnau, O., 2022. How flexible electricity demand stabilizes wind and solar market values: The case of hydrogen electrolyzers. Applied Energy.
- Ruhnau, O., Qvist, S., 2022. Storage requirements in a 100% renewable electricity system: Extreme events and inter-annual variability. Environmental Research Letters.
- Ruhnau, O., Bucksteeg, M., Ritter, D., et al., 2022. Why electricity system models yield different results: Carbon pricing in a model-comparison experiment. Renewable and Sustainable Energy Reviews.
Selected media publications
- Frankfurter Allgemeine Zeitung, 2023: Warum sich die Lage auf dem Gasmarkt entspannt
- Tagesspiegel, 2023: Gasverbrauch ist in Deutschland 2022 stark zurückgegangen
- Financial Times, 2022: Germany dims the light to cope with Russia gas supply crunch