1. Associate Professor of Strategy and Entrepreneurship, HEC Paris, Paris, France.
2. A senior research associate position in Microeconomics and Experimental Economic Research, University of Zurich. Zurich, Switzerland.
3. Associate Professor of Business Administration, Harvard Business School, Boston, Massachusetts, and a Faculty Research Fellow at the National Bureau of Economic Research, Cambridge, Massachusetts.
4. Professor of Economics, University of Zurich, Zurich, Switzerland.