Article refers to the issue of credit risk management in commercial banks. Particular attention is paid to the problem of stress testing. In addition, methods are presented that allow prediction of the losses of the portfolio in the context of extreme events relating to the crises of financial...

Cross-country estimations of the Environmental Kuznets Curve (EKC) to empirically analyze the relationship between income and pollution have generally assumed a common structure for all countries. Since this latter feature is not supported by economic theory, this paper uses the Random...

Das Erneuerbare-Energien-Gesetz (EEG) hat sich als wirkungsvolles Instrument zur Förderung von Strom aus erneuerbaren Energien erwiesen und ist in seiner Grundstruktur von einer großen Anzahl anderer Länder übernommen worden. Beim EEG besteht die Förderung insbesondere aus einer...

The subject of Climate Change is here to stay for at least the rest of the 21st century. The extent to which climate change can be expected; the importance in its determination of anthropogenic factors, relative to natural causes; its impact on world agriculture, migration patterns and economic...

Erdgas gewinnt weltweit immer größere Bedeutung bei der Umstrukturierung und Dekarbonisierung von Energiesystemen. Es ist flächendeckend verfügbar und flexibel einsetzbar in Verstromung, Industrie, Verkehr und im Haushaltsbereich. Im Vergleich zu anderen fossilen Energieträgern wird bei...

We present the generalized hybrid averaging (GHA) operator. It is a new aggregation operator that generalizes the hybrid averaging (HA) operator by using the generalized mean. Thus, we are able to generalize a wide range of mean operators such as the HA, the hybrid geometric averaging (HGA), the...

In this paper we present a reformulation of a lemma due to Lippman and McCall - initially formulated a unique random variable - to be applied to the case of several random variables, and we illustrate its use in the theory of the firm under uncertainty. We have performed this on a recent model...

Die von wirtschaftlichen Umbrüchen geprägten Jahre nach der Wiedervereinigung waren für viele Ostdeutsche mit zunehmender Unsicherheit verbunden, während die Veränderungen in Westdeutschland weitaus weniger gravierend waren. In der Folge kam es in den 90er Jahren zu einem massiven Rückgang...

The paper investigates the importance of probability weighting in financial decisions and examines the degree to which risk-taking behavior deviates from expected utility theory in the presence of probability weighting. A group of professional traders participates in an experiment, whose data...

This paper investigates whether immigrants adapt to the attitudes of the majority population in the host country by focusing on the effect of ethnic persistence and assimilation on individual risk proclivity. Employing information from a unique representative German survey, we find that...