This paper in honor of Hans Albert '@100' seeks to show how adhering to critical rationalist 'economic philosophy' avoids contradictions in James Buchanan's contractarianism: restricting constitutional economic advice to what serves the ends of all potential addressees simultaneously Buchanan...

Rejecting all knowledge claims concerning right and wrong in matters practical James Buchanan concurred with legal positivism that invalid law cannot be identified by its substantive content but only by an inherited defect in its factual creation. Beyond correct creation Buchanan proposed as a...

Unanimous voting as the fundamental procedural source of political legitimacy grants vetopower to each individual. We present an axiomatic characterization of a class of biddingprocesses to spell out the underlying egalitarian values for collective projects of a“productive state”. At heart...

In standard rational choice modelling decisions are made according to given information and preferences. In the model presented here the 'information technology' of individual decision makers as well as their preferences evolve in a dynamic process. In this process decisions are made rationally...

Retributive responses do play a role in human behavior. Whether they are primarily triggered by supposed intentions or by observed consequences of actions is an important question. It can be addressed by experimental studies of retributive responses in situations in which the individual actor...