This report highlights the opportunities inherent in smart regulatory measures to effectively reduce risks related to hazardous substance emissions and exposure, and underscores the danger of simplistic and ineffective policy. The example of different regulatory approaches used in Germany and...

This report highlights the opportunities inherent in smart regulatory measures to effectively reduce risks related to hazardous substance emissions and exposure, and underscores the danger of simplistic and ineffective policy. The example of different regulatory approaches used in Germany and...

Diese Arbeit untersucht anhand von PIRLS 2001 die unterschiedlichen Leseleistungen von Kindern an städtischen und ländlichen Grundschulen in Deutschland. Verwendet wird eine Dreiebenenanalyse, um nach und nach den vermeintlichen Stadt-Land-Unterschied durch Schüler-, Familien-, Klassen-,...

Diese Arbeit untersucht Unterschiede in den Schulleistungen zwischen Jungen und Mädchen sowie mögliche Ursachen, die sich aus Charakteristika der Eltern und institutionellen Rahmenbedingungen ergeben. Hierzu werden die Daten der Schulleistungsstudie PISA 2000 mit einer Drei-Ebenenanalyse...

A large number of econometric studies have examined the impact of central exit examinations on student attainment and repeatedly found a positive effect. This paper contributes to clarify the term central exit examination by distinguishing between central assignment and central grading. For this...

The information and communication technologies (ICT) have a profound impact on economy and environment. The performance improvements in ICT lead to increased consumption of ICT products and services, which had numerous environmental im-plications on different levels. The author points to the...