It is common practice to adapt the format of a question to the mode of data collection. Multi-coded questions in self-completion and face-to-face modes tend to be transformed for telephone into a series of 'yes/no' questions. Questions with response scales are often branched in telephone...

Fragebögen enthalten oftmals sogenannte "Schleifen" um Daten über ähnliche Ereignisse zu sammeln. Ein Beispiel hierfür sind Frageschleifen über verschiedene Beschäftigungsperioden, Ruhestandskonten, Wohnorte oder Ehen. Mit Hilfe dieser Schleifen werden Informationen über eine Anzahl von...

Estimates of the most common mobility measure, the intergenerational elasticity, can be severely biased if snapshots are used to approximate lifetime income. However, little is known about biases in other popular dependence measures. We use long Swedish income series to provide such evidence for...

Measurement errors are often a large source of bias in survey data. Lack of knowledge of the determinants of such errors makes it difficult for data producers to reduce the extent of errors and for data users to assess the validity of analyses using the data. We study the determinants of...