Professor for Mathematics and Economics
Director of the
Institute of Mathematical Economics at Bielefeld
University
Associate Editor of :
Economic Theory, Journal of Mathematical Economics, Journal of Mathematics and Financial Economics, and Finance and Stochastics
In the academic year 2011--12, I am on sabbatical leave at Princeton University.
My research covers the microeconomic and mathematical foundations of financial markets (and competitive markets in general), and strategic interaction of rational agents as well as boundedly rational humans.