Based on six harmonized cross-sections of the German Sample Survey of Income and Expenditure, we study inter-temporal changes in poverty from year 1978 to 2003. Results are decomposed by region and household types, and the bootstrap method is applied to test for the statistical significance of...

Auch die Forschung kann Bewegung in den Prozess der nachhaltigen Entwicklung bringen. Im Rahmen des vom Bundesministeriums für Bildung und Forschung geförderten Schwerpunktes "Betriebliche Instrumente für nachhaltiges Wirtschaften" (Ina) beschäftigten sich 17 Verbundprojekte mit der Frage,...

This paper presents two new tools for the identification of faking interviewers in surveys. One method is based on Benford's Law, and the other exploits the empirical observation that fakers most often produce answers with less variability than could be expected from the whole survey. We focus...