Die Arbeit betrachtet die Auswirkungen von additiver und multiplikativer Überlagerung mit Messfehlern auf die Schätzung linearer Modelle. Dabei erfolgt diese Überlagerung geplant mit dem Ziel der Anonymsierung von Mikrodaten. Im Mittelpunkt steht die Überlagerung mittels einer (bimodalen)...

Information and communication technologies are transforming economies and societies around the world. In this respect, E-Commerce has the capability to build a new global economy. That is why government, industries, non-profit-organisations, trade unions and consumers would like to come together...

We consider the current bipartite graph of German corporate boards and identify a small core of directors who are highly central in the entire network while being densely connected among themselves. To identify the core, we compare the actual number of board memberships to a random benchmark,...

Im Zusammenhang mit der Diskussion um die Globalisierung werden massive Vorwürfe gegen das ökonomische Gedankengebäude, aber auch die damit verbundenen menschlichen Verhaltensweisen ins Feld geführt. In einem verhaltenswissenschaftlich orientierten Ansatz wird daher zunächst aus...

The present paper studies a multi-jurisdictional framework, in which, from a federal perspective, educational subsidies turn out to be efficiency enhancing. However, in the presence of mobile high-skilled labor, local jurisdictions might try to free-ride on other regions' education policies and...

Empirical evidence indicates that lay-off costs consist of two elements, namely firing costs and severance payments. This paper investigates business cycle and steady state effects of firing costs and severance payments and discusses the differences. We find that severance payments imply a lower...

The paper tries to shed some light on the problems of centralization and decentralization within an economic union and the federal member states. Integration and decentralization are not opposite policy strategies but both meaningful if the single public goods and services supplies are analyzed...