Air and sea passenger transport were generally considered as serving different market segments with little competition between them. Recent research has however shown that the existence of a deregulated operating framework can lead to improved competition between the two modes. This article aims...

"The so-called Environmental Sector produces technologies, products and services that prevent or reduce environmental damages. On the background of growing environmental problems such as climate protection this sector seems to be more and more important. Contrary to that, a theoretical model...

"The so-called Environmental Sector produces technologies, products and services that prevent or reduce environmental damages. On the background of growing environmental problems such as climate protection this sector seems to be more and more important. Contrary to that, a theoretical model...

Luftverkehr und Banken gehören in den USA zu jenen Bereichen, die vor der Weltwirtschaftskrise durch intensiven Wettbewerb gekennzeichnet waren. Sie wurden in den 30er Jahren in ein engmaschiges Regulierungsnetz eingebunden, das als Substitut für den wettbewerblichen Koordinierungsmechanismus...

The airports in the Federal Republic of Germany have for years shown a rate of traffic increase far exceeding that of any other branch of the transport and communications industry. The result of this trend are adjustment problems particularly as far as regional air traffic, airport planning and...