Associated researchers and PhD candidates:

Dr. Elkhan Sadik-Zada

Dr. Britta Niklas

Ann-Sophie Rinne, M.Sc. (PhD candidate faculty of management and economics RUB)

Noah Mumuni Zakaria, M.A. (PhD IDS candidate)

Oluwaseun Kuye, M.A. (PhD IDS candidate)

Related project: Eurpean Joint Doctorate ADAPTED 

The European Joint Doctorate (EJD) ADAPTED is a Marie Skłodowska-Curie Innovative Training Network project funded by the European Union under the Horizon 2020 research and innovation programme (grant agreement no. 956909).

Further infromation can be found here

Candidates with IEE supervision:

Johann Langenbach (ESR 7), Thesis title "Essays on Energy, Digital Transformation, and Development Outcomes in Sub-Saharan Africa." Successfully defended at University Paris 1 Panthéon Sorbonne on June 24, 2026.

Recent publications: 

Sadik-Zada, E.R., Gatto, A. and Schäfer, Nils (2025), 'African green hydrogen uptake from the lens of African development and European energy security: A blessing or curse?', Technological Forecasting and Social Change, 215: 123974.  https://doi.org/10.1016/j.techfore.2025.123974

Sadik-Zada, E.R. (2025), 'Wind power subsidies: Fueling long-term renewable share but slowing short-term progress? An empirical study of OECD countries', The Electricity Journal, 38/3: 107497.  https://doi.org/10.1016/j.tej.2025.107497

Löwenstein, W., Wetzel, C., Mustapha, I., Drechsel, P., and Abubakari, A.-H. (2024), 'Market demand for and producer profits of certified safe cabbage: Evidence from test sales in traditional food markets in Northern Ghana', World Development, 183: 106739. https://doi.org/10.1016/j.worlddev.2024.106739

Niklas, B. (2024), 'The effect of South African wine certifications on price premiums and marginal costs: A two-stage hedonic approach', Economic Modelling, 132: 106650.https://doi.org/10.1016/j.econmod.2024.106650