Subsidized R&D collaboration: The effect of innovation vouchers on innovation activity and performance -- Choking under pressure: The effect of asymmetric contests on effort, stress and performance -- Performance in contests: The role of risk and confidence.

The papers of the dissertation focus on decision making under uncertainty of farmers in developed and developing countries and apply experimental approaches in order to investigate farmersʾ risk attitude and investment behavior. The first paper experimentally examines the investment and...