The present paper aims to achieve a comparative analysis of the North–East development region of Romania with the other regions from the perspective of some economic and tourist relevant indicators. The analysis is preceded by a short presentation of the regional development frame in which it...

• Dieser Beitrag zeigt anhand eines Beispiels aus dem Bereich langlebiger Gebrauchsgüter, wie das Dorfman-Steiner-Theorem dazu genutzt werden kann Budgets und die Profitabilität einzelner Marketinginstrumente zu verbessern. • Der verwendete Ansatz unterstellt, dass in einer Umgebung des...

Investigations focusing on differences in scale parameters across multiple samples appear in various scientific fields, e.g., when assessing measurement precision. In such cases a natural order of groups often suggests itself, which can be exploited by tests involving ordered alternatives. We...

We show that the weak infinitesimal generator of a class of Markov processes acts on bounded continuous functions with bounded continuous second derivative as a singular integral with respect to the orthogonality measure of the explicit family of polynomials.