
معرفی
Prof. Dr. Gülfen TUNA is a faculty member at the Department of Business Administration, Faculty of Business Administration, Sakarya University. She holds a professorship and focuses on financial economics, energy economics, and environmental finance. Her research explores topics such as the interplay between geopolitical risks and clean energy markets, the dynamics of Islamic finance instruments, and time-varying causal relationships in financial and environmental systems.
Her academic qualifications include advanced degrees in economics and finance, with a focus on applied econometrics and market analysis. She has conducted extensive research on energy consumption patterns, CO2 emissions, and the impact of health crises on global financial markets. Her work frequently employs time-series analysis and causal modeling techniques.
Key research themes include the effects of green technology on faith-based investments, the role of Sukuk in sustainable finance, and the asymmetric relationships between commodity prices and stock markets. Her recent studies highlight Turkey’s financial markets, BRICS economies, and developing nations’ responses to global economic challenges.
Prof. TUNA’s publications span over two decades, with notable contributions to understanding market volatility during health crises, the environmental impact of financial tools, and the integration of ESG principles into investment strategies. Her research underscores the importance of interdisciplinary approaches to addressing contemporary economic and environmental challenges.

