Oft wird unterstellt, dass die intensive Nutzung des Internets die Menschen in der realen Welt zu kontaktarmen Sonderlingen macht. Auf Vertrauen basierende Kontakte erleichtern aber in vielerlei Hinsicht den Austausch zwischen Individuen und haben daher greifbare ökonomische Konsequenzen. Ein...

This paper focuses on fraud detection in surveys using Socio-Economic Panel (SOEP) data as an example for testing newly methods proposed here. A statistical theorem referred to as Benford's Law states that in many sets of numerical data, the significant digits are not uniformly distributed, as...

With the world-wide spread of the internet in the 1990s, the conduction of web or e-mail surveys became popular in research. Although these surveys provide fast data collection and reduced costs, results may suffer from biases due to the survey mode. While a variety of studies concerning mode...

Micro-data on robots have been very sparse in Germany so far. Consequently, a dedicated section has been introduced in the IAB Establishment Panel 2019 that includes questions on the number and type of robots used. This article describes the background and development of the survey questions,...