Rouven Stubbe
Rouven Stubbe is an Energy and Climate Policy Advisor in the Green Deal Ukraïna project at Helmholtz-Zentrum Berlin. He covers electricity systems, energy market reform, carbon pricing, the Carbon Border Adjustment Mechanism (CBAM) and residential energy efficiency, as well as the fiscal and distributional impact assessments of energy and climate policies. Previously, he worked at the policy consultancy Berlin Economics covering Ukraine and the Western Balkans region and leading the modelling work for Kosovo’s National Energy and Climate Plan (NECP) and Nationally Determined Contribution (NDC).
Featured work
Europe's energy aid to Ukraine must change
Montenegro’s power connection to the EU
How do Montenegro and the Western Balkans manage electricity, CBAM and the green transition?
The Western Balkan energy sector: between Russia, the European Union and the green transition
This paper analyses energy transitions in the Western Balkans, away from dependence on Russia and towards the EU electricity market
The case for delaying the application of the EU’s carbon border levy to electricity
The inclusion of electricity in CBAM creates more problems than it solves; ways should be found to exempt it
All work
Opinion piece
22 May 2026
Podcast
01 April 2026
Montenegro’s power connection to the EU
How do Montenegro and the Western Balkans manage electricity, CBAM and the green transition?
Working paper
19 December 2025
The Western Balkan energy sector: between Russia, the European Union and the green transition
This paper analyses energy transitions in the Western Balkans, away from dependence on Russia and towards the EU electricity market
Analysis
19 November 2025
The case for delaying the application of the EU’s carbon border levy to electricity
The inclusion of electricity in CBAM creates more problems than it solves; ways should be found to exempt it