Beiträge zur Ökologie vonPuccinellia capillaris auf Helgoland

Beiträge zur Vereinbarkeit von Ökonomie und Ökologie in der Wirtschaftsinformatik

Beiträge zur angewandten Wirtschaftsforschung

Firms may face nancing constraints as a result of rational behaviour of potential lenders due to asymmetric information. In this article, a theoretical model of employment adjustment is developed to derive hypotheses on the short-run impact of nancing constraints on employment at the rm level. A unique rm panel data set for German manufacturing is used to assess the empirical evidence for this ...

Hamburger Beiträge zur Angewandten Mathematik

The well known conjugate gradient algorithm (cg-algorithm), introduced by Hestenes & Stiefel, [1952] intended for real, symmetric, positive definite matrices works as well for complex matrices and has the same typical convergence behavior. It will also work, not generally, but in many cases for hermitean, but not necessarily positive definite matrices. We shall show, that the same behavior is s...

Beiträge zur Forschungsdisziplin Mensch- Computer-Interaktion

Zusammenfassung Der Beitrag gibt einen Überblick über ausgewählte Forschungsarbeiten des Autors im Bereich der Forschungsdisziplin Mensch-Computer-Interaktion. Diese Arbeiten umfassen Methoden und Gestaltungsprinzipien zur ergonomischen Gestaltung von Software, software-ergonomische Evaluationsverfahren, Entwicklungswerkzeuge für ergonomische graphische Benutzeroberflächen, Wissensmanagementsys...

Kreatur und Kosmos. Internationale Beiträge zur Paracelsusforschung

covered, with instructions to refer to the Historical Manuscripts Commission for details. Medical scientists are generously represented, along with a few clinicians. Among physiologists, for instance, William Sharpey, Michael Foster, Charles Sherrington, and Henry Dale make it, but not Ernest Starling, William Bayliss, or E. A. Sharpey-Schafer. Thomas Sydenham is included, but not Richard Brigh...