Dirk-Jan Janssen

About Dirk-Jan Janssen


Dirk-Jan Janssen's research focuses on the question what exactly drives decision making in (financial) markets. His research revolves around the question how individual characteristics such as risk aversion and speculative tendencies aggregate in markets and affect share prices and market efficiency. Besides his research interests Dirk-Jan is currently involved in supervising and teaching both bachelor and master courses.

Research Interests


Experimental Finance

Behavioral Finance/biases

Market dynamics

Individual decision making

Three Key Recent Publications

Janssen, D.-J., Li, J., Qiu, J., Weitzel, U. (2020): The Disposition Effect and Underreaction to Private Information. Journal of Economic Dynamics and Control

Füllbrunn, S., Janssen, D.-J., & Weitzel, U. (2019). Risk Aversion and Overbidding in First Price Sealed Bid Auctions: New Experimental Evidence. Economic Inquiry

Janssen, D.-J., Füllbrunn, S. & Weitzel, U. (2019). Individual Speculative Behavior and Overpricing in Experimental Asset Markets. Experimental Economics