Studien dokumentieren weltweit steigende Marktkonzentration, Gewinne und Preisaufschläge in vielen Wirtschaftssektoren seit den 1980er Jahren. Doch die Datenanalyse nach Wirtschaftszweigen entspricht nicht den ökonomisch relevanten Märkten im Sinne des Wettbewerbsrechts. Berechnungen auf...

Recent research has led to the empirical regularity that rm growth rate distributionsare heavy tailed. This nding implies that a few rms experience spectaculargrowth rates and decline, but that most rms have marginal growth rates. The literatureon high growth rms shows that high growth rms are...

Der vorliegende Beitrag zeigt, dass die Festlegung der Fertigungstiefein der Gegenstromplanung von Strategien kein stringentes Instrumentder Unternehmensführung ist. Die Top-Down und Bottom-Up Analyseüber die hierarchischen Ebenen der Unternehmens-, Wettbewerbs- undFunktionalstrategie liefert...

A network market is a market in which the benefit each consumer derives from a good is an increasing function of the number of consumers who own the same or similar goods. A major obstacle that plagues the introduction of a network good is the ability to reach critical mass, namely, the minimum...

Der vorliegende Beitrag zeigt, dass die Festlegung der Fertigungstiefe in der Gegenstromplanung von Strategien kein stringentes Instrument der Unternehmensführung ist. Die Top-Down und Bottom-Up Analyse über die hierarchischen Ebenen der Unternehmens-, Wettbewerbs- und Funktionalstrategie...

In this paper we investigate the existence of a two-tier medical system in the German acute care hospital sector using data from a survey of 483 German hospitals. The focus of our analysis lies on the impact of hospital concentration on the probability of discrimination of patients with...

We solve for an S-shaped schedule for market size for a new product that undergoes gradual widespread adoption. We hypothesize that the speed of market expansion is positively related to the current profit per unit being produced. In a mature market the unit profit is relatively low.

The article discusses an overview of customer loyalty theoretical framework. It presents both, the classic approach to the subject of loyalty as well as the results of its ongoing evolution. This allowed the identification of factors affecting customer loyalty and a statement that the concept of...

Start-up entrepreneurs are often commercially inexperienced. In giving managerial advice, venture capitalists can importantly enhance the success of innovative but highly risky ventures. The supply of experienced venture capitalists is not easily increased, however. When the rate of business...

The present study examines the optimal concentration and R&D subsidy/taxation policies under the dual government goals of maximizing current welfare and achieving technological superiority internationally (national champions) in an oligopolistic trading market. We find that, in order to maximize...