Rate My Professor Alexander Wollenweber

Alexander Wollenweber is an Occasional Research Assistant at LSE’s Earth Capital Nexus and Grantham Research Institute on Climate Change and the Environment, and a PhD candidate at the University of Oxford’s Environmental Change Institute. His research focuses on the interplay between climate change, environmental degradation, and the macroeconomy, specifically sovereign debt and international macro-finance. He is a member of the Global Finance and Economy Group at the ECI and the Leverhulme Centre for Nature Recovery. Previously, he was a fixed-term Economist at S&P Global Ratings Global Economic Research co-building their nature-related financial risk analysis framework, a Senior Fixed Income Analyst focusing on sovereign debt at the UN Principles for Responsible Investment, and a research assistant at the Grantham Research Institute on Climate Change and the Environment at LSE working on the role of central banks and sovereign bond portfolios in the context of the climate net zero transition. He began his career in the financial industry as a Climate Finance Research Fellow at Barings Investment Management, Sovereign Debt and Currencies.

Alexander holds a double MSc (Distinction) in International Political Economy from the LSE and in International Economic Policy from Sciences Po with a major in quantitative methods, and a BSc (Distinction) in International Business and Politics from Copenhagen Business School. His PhD is financially supported by the German Federal Ministry for Research and Education via the Friedrich-Naumann-Foundation. His research interests include the global financial system, sustainable public finance, sovereign debt, central banks and other financial institutions, climate change risk and nature risk. He co-authored the 2026 working paper “Kicking away the green ladder: the asymmetric sovereign risk from nature degradation” and the 2024 policy publication “Aligning sovereign bond markets with the net zero transition: the role of central banks”. He also contributed to the 2026 policy publication “Opportunities, Enablers and Requirements in Advancing Earth Observation for Scaling Nature Finance”.

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