The last two decades have seen a substantial change in the basic philosophy underlying European transportation policy. Due to the Commission's efforts and due to supporting jurisdiction by the European Court of Justice the dominant approach to transportation policy has become far more market...

We investigate the sensitivity of consumer surplus estimates to parametric assumptions on individual preference heterogeneity in a discrete choice framework. We compare results from a parametric random coefficients logit model and a recently proposed nonparametric sieve estimator. In particular,...

Das vorliegende Working Paper beinhaltet Vortragsmanuskripte zu drei Dissertationsprojekten, die in den Jahren 2002 und 2003 am Lehrstuhl erfolgreich abgeschlossen wurden. Es handelt sich dabei um die Arbeit von Dr. Klinke zum Finanzcontrolling in mittelständischen Bauunternehmen mit...

This paper distinguishes uncertainty types that differ continuously with respect to the degree to which uncertainty affects the optimal price/price markup or optimal quantity. A monopoly example is used to show that seemingly strong assumptions on functional forms can represent a wide variety of...

For a quarter century, a top priority in transportation economic theory has been to develop models of rush-hour traffic dynamics that incorporate traffic jams (hypercongestion). The difficulty has been that “proper” models result in mathematical intractabilty, while none of the proposed...

The issue of capital structure of companies is one of the most debated problems of financial management. According to economic theory, capital structure determines the stock market value of firms and therefore their viability, while one of the most negative result of the crash of 2008 and the...

This paper investigates the effect of freight transport time savings (FTTS) on the performance of transport consuming companies. In the first part existing methods on FTTS valuation are critically discussed and their limitations are identified. Following, a conceptual model is built introducing...

This paper examines the seaports responsible for handling the majority of trade around the Bay of Bengal and identifiesthe projects that will enable trade and contribute to improving maritime infrastructure. It reviews the nature, potential evolution,and primary types of maritime trade around...

This paper develops a port productivity and efficiency analysis of all developing regions between 2000 and 2010, using both parametric and nonparametric approaches. From a unique dataset -our sample covers 70 developing countries, 203 ports, and 1,750 data points-, we carry out an analysis of...

In diesem Beitrag werden die potenziellen Vorteile beleuchtet, die sich durch die Digitalisierung auf den Märkten für urbane Mobilität Verbrauchern und neuen Anbietern bei einer adäquaten Regulierung eröffnen. Zunächst führt der Markteintritt neuer Mobilitätsanbieter ganz grundsätzlich...