hwwi logo
HWWI Divider

Research

On this page we provide information about research at HWWI. It provides an overview of the latest scientific publications from HWWI researchers. We also report here about our research departments, our event series and selected research projects.

blue and white water splash
Refereed Articles

Unveiling the impact of Green Energy on Green Productivity: A focus on Hydrogen and the Green Transition in European regions

Heidi Bogdzinski, Ivan Sergio, Jan Wedemeier (2025),
Economic Analysis and Policy.
two women riding boat beside brown house
Refereed Articles

Natural catastrophes and insurance in a developing economy: new theoretical and empirical evidence

Christian Hott, Thi Xuyen Tran (2025),
Environment and Development Economics.
brown leather bifold wallet with black frame eyeglasses
Refereed Articles

Mask wars: Sourcing a critical medical product from China in times of COVID-19

Andreas Fuchs, Lennart Kaplan, Krisztina Kis-Katos, Sebastian Leue, Felix Turbanisch, Feicheng Wang (2025),
Journal of International Economics 155.
HWWI divider

Research Areas

Economy & growth

Environment & Climate

Migration & Integration

Spatial Economics

Method Center

Our regular events

rounded_divider_grey

Economic Policy Forum

The HWWI Economic Policy Forum serves the exchange between science, politics, associations, companies and the interested public. As part of this series of events, scientists give presentations on a current economic policy topic in a generally understandable form. Afterwards there will be an open discussion, which can then be deepened with a reception.

Forum Economic Policy

Research Colloquium

Within the HWWI Research Colloquium we regularly invite national and international scientists to give guest lectures at HWWI and discuss their latest research results. The seminar therefore primarily targets scientists.

Research colloquium

Selected Research Projects

The Northern German Living Lab

The Northern German Living Lab (NRL) aims to demonstrate new paths to climate neutrality: The cross-state collaborative project aims to test the holistic transformation of the energy system and thus demonstrate the path to a rapid defossilization of all consumption sectors. Behind the Northern German Living Lab is a strong energy transition alliance with experienced…

Accelerating the transition towards sustainable heating and cooling based on collective surface water heat pump systems

WaterWarmth is an Interreg North Sea project focusing on the research and promotion of a specific alternative energy source: aquathermal energy (AE). The aim is to enable local energy cooperatives to produce and supply their own heating and cooling systems, thus becoming independent of fossil fuels. Half of the energy consumed in the EU is…

Postbank Wohnatlas 2022

In an annual report, the HWWI compiles the Postbank Wohnatlas, which shows results for the local real estate markets at the level of the 400 German districts and independent cities. The development of regional purchase and rental prices, the ratios of purchase prices to net rents as well as the income burdens caused by regional…
All Research Projects