In this paper it is carried out a methodology based on Fuzzy Logic tech- niques for searching a solution which has been reached by consensus. This solution is related to labour reform and considers Trade Unions, Employers' Associations, and Government opinions. The proposed model belongs to the...

An integrated assessment (IA) model combines knowledge from very different disciplines in view of a practical problem. Most models developed so far are rather monolithic in the sense that it is difficult to combine components from different models for purposes of new assessments. We propose to...

We provide a preference-based rationale for endogenous overconfidence. Horizon-dependent risk aversion, combined with a possibility to forget, can generate overconfidence and excessive risk taking in equilibrium. An "anxiety prone" agent, who is more risk-averse to imminent than to distant...

This articles investigates the recent trends in co-authorship in economics. Using data from more than 700.000 journal articles we show that the average number of authors per article has increased over the last years. This process is likely to be continued in the future. In a regression analysis...

A framework is proposed for organizing phenomena related to the (mis)prediction of utility, in particular neglecting adaptation. A categorization is introduced that accounts for asymmetries in misprediction. In decision-making, goods and activities satisfying extrinsic desires are more salient...

Standard economics omits the role of narratives (the stories that people tell themselves and others) when they make all kinds of decisions. Narratives play a role in understanding the environment; focusing attention; predicting events; motivating action; assigning social roles and identities;...

Die kommunale Straßensanierung wird in der Regel von den Anliegern finanziert. Widersprüche dagegen haben Verwaltungsgerichte mit der Begründung, die Hauseigentümer hätten durch die Sanierung besondere Vorteile, abgewiesen. Aus finanzwissenschaftlicher Sicht muss die Erhebung von Beiträgen...

Im vorliegenden Aufsatz wird ein Begriffskonzept entwickelt, das zum besseren Verständnis des Zusammenspiels der Dynamiken von Ökosystemen und Wirtschaft dient: das Konzept des Bestandes. Der Bestandsbegriff wird allgemein mengentheoretisch formuliert. Die zentrale Eigenschaft eines Bestandes...

This essay develops the "concept of stocks" – a conceptual notion designed to enable a clearer understanding of the interaction between the dynamics of ecosystems and the economy. The notion of stocks is formulated in a general manner based on set theory. The central attribute of a stock is...

In den letzten drei Jahrhunderten ist die Wirtschaft in vielen Ländern - langfristig gesehen - dauernd gewachsen. Materieller Mangel ist in den entwickelten Ländern weitgehend verschwunden. Für die Erkenntnis der Leistungsfähigkeit der Marktwirtschaft wie der Defizite der sozialistischen...