Elkhan focuses on the questions of environmental, energy, and resource economics and management. The questions of environmental upgrading and agricultural development in the Global South and the role of digitalization play a central role in his works. In the publications of the last three years he has been focusing on the question of green hydrogen rollout, bioeconomy development, management of fisheries, the role of natural resources, environmental development cooperation projects and reviews on the energy futures of our planet. In 2023, the US-based Stanford University has placed him in the Top 2% of the most-cited scientists in the world.

• International Trade
• Regional Economic Integration
• Human Capital and Growth
• Commodity Risk Management

ORCID

• Mathematical Bioeconomics and Epidemics
• Economics of Terrorism and Counterterrorism
• Ringvorlesung Umwelt Ressourcen Energie (Faculty of Management and Economics / CURE)
• Economics of Natural Resources (Faculty of Management and Economics)
• Public Policy and Reform Management (MADM)

Supervision of more than 15 Master theses (MADM programme and Faculty of Management and Economics) with the following examples:

• Chege, Faith (2024): Capacity to Drive Sustainable Social-Economic Development Practices - Evaluating the Effects of Skill Development Programs in Creating Employment Among the Youths
• Fernandez, Valeria (2024): Management of Small-Scale Fisheries and Economic Welfare - A Case Study of Fishery Improvment Project (FIP) for Finfish, Mexico
• Jalabi, Sultan (2024): Renewable Energy Solutions in the Context of Drought, Infrastructure Collapse and Weak Governance - 'Solar Energy to Rise Agricultural Income in rural Area of Markada in North-East Syria'
• Toe, Shwe Sin (2024): Promoting Clean and Improved Cooking Behaviour - A Case Study of Smoke Free Village Approach in Rural Cambodia at Kampot Province
• Samer Alfakiani (2022): Determinants and Forms of Participation in Civil war: The case of the Syrian Uprising.
• Foday Sheku Dumbuya (2022): The Impact of Energy Access on Socio-Economic Development in Rural Communities: A Case Study on the Rural Renewable Project in Sierra Leone.