The prospect theory is one of the most popular decision-making theories. It is based on the S-shaped utility function, unlike the von Neumann and Morgenstern (NM) theory, which is based on the concave utility function. The S-shape brings in mathematical challenges: simple extensions and...

This paper examines the interplay between the real and financial decisions of the competitive firm under output price uncertainty. The firm faces additional sources of uncertainty that are aggregated into a background risk. We show that the firm always chooses its optimal debt-equity ratio to...

Die vorliegende Arbeit untersucht ein Duopol bei unsicherer Nachfrage unter Risikoaversion. Die Produktion der gesamten Industrie fällt durch die Einführung von Nachfrageunsicherheit; der Marktpreis steigt wegen des schwächeren Wettbewerbs. Damit ist die Veränderung des Gewinns und des...

We derive a class of utility functions that are equivalent with respect to a well-defined functional form. We apply a general view of constant relative risk aversion to investigate on different equivalence relations. Then we compare our results with standard applications in economics and finance.

Due to globalization competitive firms face increasing economic opportunities for locating their activities in countries, regions and cities that provide the best business environment for their specific needs. In our study we focus on the impact of economic risk and risk preferences upon...