Vor dem Hintergrund stark steigender Boden- und Wohnraumpreise in attraktiven deutschen Großstädten werden seit einigen Jahren intensive Debatten über die Eigentumsverhältnisse an innerstädtischen Grundstücken geführt. Zunehmend mehr Gehör konnten sich zuletzt jene Stimmen verschaffen,...

The paper first outlines the challenges the global energy system is facing. It then summarises the present knowledge of energy efficient solutions in all energy using sectors from primary energy to useful energy and, more importantly, from useful energy to energy services (material efficiency...

The answer to competition from emerging countries with low wage costs must be very different according to the affected sector. We need to draw a distinction between manufacturing industry and services that can be relocated and other sectors: consumer services, retail, construction, most business...