Dennis is an Associate Professor in Economics at the University of Otago, the Vice President of the New Zealand Association of Economists, Editor-in-Chief of New Zealand Economic Papers, and Associate Editor of Humanities & Social Sciences Communications.
Dennis is a theoretical macroeconomist by training but has both theoretical and empirical interests across various fields. His research activity is split between macroeconomic topics and the interaction between climate, environment and society. His research is interdisciplinary in nature and covers macroeconomics (especially monetary and fiscal policy), economic development, labour, health and environmental impacts.
He earned a Diploma in (Theoretical) Economics from the University in Kiel and received his Doctorate (Doctor rerum politicarum) from the University of Hamburg. In between, he worked as a researcher for the Kiel Institute for the World Economy.