This dissertation comprises of three independent essays which introduce novel psychologically inspired process models and examine their implications for individual, collective or market behavior. The first essay studies multi-attribute choice as a guided process of search. It puts forward a...

Kooperation stellt einen wichtigen Faktor beim Erreichen ökonomischer Ziele dar. Dient Kooperation den eigenen Interessen, lässt dies eine relativ triviale Erklärung kooperativer Handlungsweisen anhand von Eigennutz zu. Gilt dies jedoch nicht, ist eine genauere Analyse kooperativer...

Pro-social and ethical behavior primarily understood as the ability to sacrifice ones own interest to the benefit of others leads to welfare improvements and social progress, whereas anti-social and unethical actions result in irrevocable welfare losses and destruction. This dissertation...

The thesis answers several questions concerning how people behave in an economic context if behavioral norms and rules are not obvious. In particular, it is investigated how subjects behave if other people in the role of third parties are involved or if the subjects themselves have the role of...

The dissertation presents a collection of essays that deal with behavioral aspects on labor markets and focus especially on social interactions. Each Chapter from 2 to 5 represents one separate project/essay. In this general introduction, I will embed the four essays in the broader frame of...