We investigate intertemporal planning problems as a way of gaining understanding of the characteristics of individual decision-makers and the choice options presented to them. A frequent simplifying assumption that is made in studies of this sort is that choice of options that yield lower...

Heterogeneous beliefs among market participants can lead to questionable speculative trading that goes beyond any risk-sharing motives. We demonstrate that such unwarranted betting behavior in market equilibrium can be mitigated by introducing nonlinear pricing for ambiguous contracts, without...

Companies are increasingly adopting Artificial Intelligence (AI) today. Recently however debates started over the risk of human cognitive biases being replicated (and scaled) by AI. Research on biases in AI predicting consumer choice is incipient and focuses on observable biases. We provide a...

The preference to receive benefits as early as possible and delay costs as much as possible is natural for people. That means a positive discount rate in the intertemporal choice, which is a common assumption in economics. However, as research in behavioral economics proves, in certain...

Qualitätsungewißheit erfaßt das Problem asymmetrischer Information bei Vertrauenseigenschaften und geht über Qualitätsunsicherheit hinaus, die nur bei Erfahrungseigenschaften auftritt. Informationsökonomische Modelle können Qualitätsungewißheit bisher nur unzureichend analysieren. Zur...

Diese Arbeit wurde mit dem Ernst-Zander-Preis 2005 der Ruhr-Universität Bochum ausgezeichnet. Das Supply Chain Design als strategisches Supply Chain Management beinhaltet als wesentlichen Aspekt die Konfiguration der Supply Chain. Dabei sind die über eine Preisminimierung hinausgehenden...

Modern conditions for real investment are generally associated with increasing uncertainty, which is even more relevant when evaluating innovative projects. Current innovation analysis methods using a linear model are outdated. At the same time, an open interactive model of the innovation...

Growth in developing East Asia and Pacific (EAP) was resilient during the first half of 2018. Although the external environment has become less favorable in some respects, the outlook for the region remains positive. After peaking in 2017, growth in developing EAP is expected to slow modestly in...

As elsewhere in the world, in the Western Balkans the COVID-19 pandemic has plunged countries into deep recession. Because of the recession, labor market conditions have taken a turn for the worse and welfare improvements have been interrupted, although government response measures cushioned the...