There is an increasing interest among social scientists in merging survey data with administrative records from social security institutions. Record linkage represents one way to combine different sources using a unique identifier such as the Social Security number. The informed consent of the...

Pensioners receive pension payments as well as health insurance and nursing insurance benefits. But pensioners are also contributors to the health and nursing insurance. So the pensioners fund part of the expenditures they cause by themselves. This study takes a closer look at the different...