Four types of economicsʺ relevant for institutional analysis are distinguished: Standard Neoclassical Economics; Socio-Economics or Social Economics; New Institutional Economics; and Psychological Economics (often misleadingly called Behavioural Economics). The paper argues that an extension of...

The motivation crowding effect suggests that an external intervention via monetary incentives or punishments may undermine (and under different indentifiable conditions strengthen) intrinsic motivation. As of today, the theoretical \lang1033 possibility of crowding effects is widely accepted...

Economics and psychology are both sciences of human behaviour. This paper gives a survey of their interaction. First, the changing relationship between the two sciences is discussed: while economics was once imperialistic, it has become a science inspired by psychological insights. In order to...