Der überraschende Wahlausgang der spanischen Parlamentswahlen vom 14. März und die sich abzeichnenden politischen Folgen haben viele Fragen aufgeworfen. Im Mittelpunkt stehen zwei Fragen: Erstens die Frage nach der Bedeutung, die dem terroristischen Attentat in Madrid vom 11. März 2004 für...

A monopolist is treated as a nexus of contracts with team production. It has one owner-manager who is the employer of two employees. A team production problem is present if the employer is a “managerial lemon.” If the team production problem is solved, the employer is a “managerial...

A monopolist is treated as a nexus of contracts with team production. It has one ownermanager. The owner-manager is the employer of two employees. A team production problem is present if the employer is a managerial lemon. If the team production problem is solved, the employer is a managerial...

A monopolist is treated as a nexus of contracts with team production. It has one ownermanager. The owner-manager is the employer of two employees. A team production problem is present if the employer is a managerial lemon. If the team production problem is solved, the employer is a managerial...

Für ihr Dezember-Heft 2013 testete Stiftung Warentest unter anderem Nuss-Schokoladen. Die Voll-Nuss- Schokolade von Ritter Sport erhielt die Note mangelhaft. Stiftung Warentest begründete die mangelhafte Note nicht mit schlechter Qualität, sondern mit irreführender Etikettierung. Der Vorwurf...

In 2013, Stiftung Warentest tested hazelnut chocolate for their leading magazine, called Test. Stiftung Warentest is one of the most important consumer organizations in Germany. Ritter Sport is a high-quality producer of chocolate in Germany. Their hazelnut chocolate did not pass the test. It...

Der aktuelle Rechtsstreit zwischen Ritter Sport und der Stiftung Warentest beschädigt beide Parteien. Verliert das Testsiegel an Glaubwürdigkeit, wird es für Produzenten qualitativ hochwertiger Waren schwieriger, ihren Reservationspreis durchzusetzen. Das kann langfristig zu einer...

Theories of industrial organization (IO) are tested in the laboratory more and more often. The example we consider throughout the paper is oligopoly theory, specifically, the Cournot and the Stackelberg model of duopolistic quantity competition with homogeneous products. These models have often...

Abstract: Improving child care and pre-school education is one of the challenging duties of public authorities in Germany. Given the public resources spent on nursery schools, the quantity as well as the quality of early childhood education in Germany is comparatively low. We think that...