Diesem Band liegt eine Weiterbildungsveranstaltung der Deutschen Statistischen Gesellschaft zugrunde, die von der Projektgruppe "Das Sozio-oekonomische Panel" (SOEP) (DIW Berlin) und dem Institut für Statistik und Mathematik der Universität Frankfurt am Main geplant und durchgeführt wurde....

Are immigrants on welfare because they are more likely to be eligible or because they are more likely to claim benefits for which they are eligible? The answer is politically important, but because most current research on immigration and welfare is based on data from the U.S., the answer is...

In Germany the foreign born population is made up of foreigners and so called "ethnic Germans" who migrated from eastern European countries to Germany. While the first group is confronted with problems arising from the typical German concept of ethnicity and citizenship, the latter are entitled...

The German Microcensus (MC) is a large scale rotating panel survey over three years. The MC is attractive for longitudinal analysis over the entire participation duration because of the mandatory participation and the very high case numbers (about 200 thousand respondents). However, as a...

In self-reported data usually a phenomenon called 'heaping' occurs, i.e. survey participants round the values of their income, weight or height to some degree. Additionally, respondents may be more prone to round off or up due to social desirability. By ignoring the heaping process a severe bias...