Mehr als die Hälfte der Erwachsenen in Deutschland ist übergewichtig. Besonders oft betroffen sind Ältere, Arme und Menschen mit geringer Bildung. Ein Thema für Wirtschaftswissenschaftler? Ernährung und fehlende Bewegung sind entscheidende Faktoren für wichtige Volkskrankheiten. Für durch...

We present a model in which investors observe the same macroeconomic data but have varying levels of information about the parameters that determine the distribution of the expected returns on investment. During a crisis that increases macroeconomic uncertainty and reduces asset prices, the...

Systemic management of a local government unit lacks viewing the LGU as an economic entity which should actively use modern financial knowledge in its activity in order to stimulate active construction of an economic and social potential. It needs to stimulate processes of building in local...

The article is regarding the issue of the knowledge management at local government. It's contents are focusing on the diagnosis in theoretical as well as practical perspective possibilities of managing decks of the knowledge in local government units. The subject brought up in this article is...

The aim of this paper is to analyze the merits of using the Value At Risk method in estimating the risk associated with investments in metallurgical sector companies. The paper presents how to construct the model, various methods of its estimation and their advantages and disadvantages. In the...

In most developing countries non-irrigation status often dominates adoption of traditional and modern irrigation technology. In this paper, we study the effect of production risk on irrigation technology choice among small-scale farmers in Chile, applying sample selection and discrete choice...

Sustainability of companies in modern market conditions greately depends on the knowledge. In order to improve their business processes and satisfy the needs of their customers, managers have to rely on new marketing knowledge, especially in new sectors such as bioeconomy. The aim of this paper...

Rationalizability is a central concept in game theory. Since there may be many rationalizable strategies, applications commonly use refinements to obtain sharp predictions. In an important paper, Weinstein and Yildiz (2007) show that no refinement is robust to perturbations of high-order...

Modern economies rely heavily on their infrastructure networks. These networks face threats ranging from natural disasters to human attacks. As networks are pervasive, the investments needed to protect them are very large; this motivates the study of targeted defense. What are the 'key' nodes to...

This paper suggests a novel way to import the approach of axiomatic theories of individual choice into strategic settings and demonstrates the benefits of this approach. We propose both a tractable behavioral model as well as axioms applied to the behavior of the collection of players, focusing...