Is welfare economics still possible, when preferences are endogenously determined? The answer is yes, if and only if the hypothesis of adaptive preferences is correct. If preferences satisfy the conditions of continuity, non-satiation and regularity, then adaptive preferences imply that...

In diesem Vortrag möchte ich keineswegs die fundamentalen Unterschiede in der "Philosophie" der beiden Autoren verwischen oder gar leugnen. Mein Anliegen ist der Versuch, gewisse Missverständnisse auszuräumen, die ein Hemmnis im gegenseitigen Verständnis heutiger "Keynesianer" und heutiger...

Problems of justice, such as high managerial salaries or the introduction of minimum wages, today arouse a lot of public attention and debate. This hints at the general fact that “justice” cannot be reduced to mere efficiency questions as economists very often tend to assume. Therefore, this...