We investigate the role of intentions in two-player two-stage games. For this purpose we systematically vary the set of opportunity sets the first mover can chose from and study how the second mover reacts not only to opportunities of gains but also of losses created by the choice of the first...

This paper surveys recent experimental and field evidence on the impact of concerns for fairness, reciprocity and altruism on economic decision making. It also reviews some new theoretical attempts to model the observed behavior.

Many organisational changes fail because of resistance to change by employees. Changes require new ways of thinking, and the general uncertainty that surrounds them tends to make people uncomfortable. Jan Philipp Krügel examines the circumstances under which employees are more accepting of...

Most economic models are based on the self-interest hypothesis that assumes that material self-interest exclusively motivates all people. Experimental economists have gathered overwhelming evidence in recent years, however, that systematically refutes the self-interest hypothesis, suggesting...

This thesis contributes to the research on other regarding preferences by experimental studies. Chapter 1 investigates the feasibility of efficiency gains in a principal-agent relationship by voluntary leadership. Chapter 2 investigates whether negative reciprocity can be documented if the worse...