Unternehmer koennen eine aktive Rolle in ihren eigenen Unternehmen spielen: Sie sind dann gleichzeitig Eigentuemer, Fuehrungskraft und stehen in der operativen Verantwortung. Fuer das UEberleben der Unternehmen sind Innovationen essentiell: Ohne Innovation entsteht kein Produkt. Wie sich...

Im Zuge der Globalisierung und Beschleunigung des Wettbewerbs wird die schnelle und kostenguenstige Entwicklung von Produkten bis zur Marktreife zunehmend zu einem zentralen Wettbewerbsfaktor. Dies gilt im besonderen Masse fuer die pharmazeutische Industrie, in der die Ausgaben fuer Forschung &...

This paper analyses the major changes in textile products, production costs, prices, and market orientations during the era when the 'draperies' or cloth industries of the late-medieval Low Countries had become increasingly dependent upon northern markets and the German Hanseatic League as the...

This paper analyses the major changes in textile products, production costs, prices, and market orientations during the era when the �draperies� or cloth industries of the late-medieval Low Countries and England had become increasingly dependent upon northern markets and the German...

A turnaround in the way we convert and consume energy is the key to successful climate change mitigation. Taking a micro-economic perspective, in order to put the necessary changes into practice corporations in the energy sector need not only have a long-term vision of the developments necessary...

New indications of managerial innovations are created and then used to show that changes in organizational technologies are an important source of economic growth. Specifically, the analysis demonstrates that, first, in response to a positive managerial technology shock, output, productivity and...

This paper explores a new dataset of transfers of patents recorded at the United States Patent and Trademark Office. The aim of the paper is twofold. First, a number of patterns are presented. For instance, the probability of a patent being traded monotonically decreases as a function of its age...

In relativ kurzer Zeit haben Open Source-Projekte als selbst organisierte, informale (Arbeits-)Netzwerke freiwillig Arbeitender, die durch eine rechtlich spezifische Lizenz ein „oeffentliches Gut“ erstellen, neben kommerzieller Software eine hohe Bedeutung erlangt. In dieser Arbeit wird die...

We add quality uncertainty to a two-country trade model with CES preference and monopolistic competition. There are two kinds of firms - low quality and high quality. Quality is perfectly observable in the domestic market but not in the foreign market. Exporters use price to signal their...

Uncertainty about product quality is endemic in international trade. We develop a dynamic, two country model where home producers differ in terms of the quality of the products they sell. This quality is imperfectly observed by foreign consumers initially but known once the product is consumed....