Die Prüfung des Internen Kontrollsystems (IKS) ist eine der Hauptaufgaben bei Abschlußprüfungen. Der vorliegende Beitrag untersucht grundlegende Techniken der künstlichen Intelligenz, insbesondere regelbasierte Expertensysteme, auf ihre Eignung zur Unterstützung der Beurteilung des IKS bei...

Die Netzplantechnik zählt zu den für die Praxis wichtigsten Gebieten des Operations Research. Insbesondere die Modelle und Methoden der Struktur- und Zeitplanung werden in vielen Fällen mit Erfolg angewendet. Vorgehensweisen der Kosten- und vor allem der Kapazitätsplanung haben jedoch...

In many markets insurers are barred from price discrimination based on con- sumer characteristics like age, gender, and medical history. In this paper, I build on a recent literature to show why such policies are inefficient if consumers differ in their willingness-to-pay for insurance...

Using a rich data set on government spending forecasts in Japan, we provide new evidence on the effects of unexpected changes in government spending when the nominal interest rate is near the zero lower bound (ZLB). The on-impact output multiplier is 1.5 in the ZLB period, and 0.6 outside of it....

In contrast to his contribution to other areas, Shubhashis Gangopadhyay's contributions to our understanding of poverty are often thought of as indirect consequences of the main themes of his work. Yet in more than 15 published papers Gangopadhyay directly takes on poverty, including its...

This paper examines the equilibrium effects of alternative financial aid policies intended to promote college participation. We build an overlapping generations life cycle model with education, labor supply, and consumption/saving decisions. Cognitive and non-cognitive skills of children depend...