Derck Koolen is a macro-scale energy economist, currently leading energy system and market modelling activities in the European Commission. His work focusses on providing economic advice and analyses for policy design to advance the implementation of EU energy objectives. Before joining the European Commission, Derck gained expertise in energy investing, trading and finance while working as an energy economist in London, Hamburg and Rotterdam.

Within the Finance section at U.S.E., Derck is involved with the Sustainable Finance and Investments programme. His research interests lie in the field of energy and commodity finance, with a focus on renewable energy economics and investments. His articles are published in refereed journals such as The Energy Journal, Energy Policy, Renewable and Sustainable Energy Reviews, Applied Energy and Renewable Energy. 

Derck holds a PhD in economics from Erasmus University Rotterdam and a MSc in engineering from the University of Leuven. He has been affiliated with the Energy Institute at Haas of the University of California, Berkeley and the Energy Markets Group of the London Business School.